stasvinokur/cve-and-cwe-dataset-1999-2025 huggingface dataset:
CVE-2011-1146 (severity: MEDIUM, weakness: CWE-264)
libvirt.c in the API in Red Hat libvirt 0.8.8 does not properly restrict operations in a read-only connection, which allows remote attackers to cause a denial of service (host OS crash) or possibly execute arbitrary code via a (1) virNodeDeviceDettach, (2) virNodeDeviceReset, (3) virDomainRevertToSnapshot, (4) virDomainSnapshotDelete, (5) virNodeDeviceReAttach, or (6) virConnectDomainXMLToNative call, a different vulnerability than CVE-2008-5086.
CVE-2011-1147 (severity: MEDIUM, weakness: CWE-119)
Multiple stack-based and heap-based buffer overflows in the (1) decode_open_type and (2) udptl_rx_packet functions in main/udptl.c in Asterisk Open Source 1.4.x before 1.4.39.2, 1.6.1.x before 1.6.1.22, 1.6.2.x before 1.6.2.16.2, and 1.8 before 1.8.2.4; Business Edition C.x.x before C.3.6.3; AsteriskNOW 1.5; and s800i (Asterisk Appliance), when T.38 support is enabled, allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted UDPTL packet.
CVE-2011-1148 (severity: HIGH, weakness: CWE-399)
Use-after-free vulnerability in the substr_replace function in PHP 5.3.6 and earlier allows context-dependent attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact by using the same variable for multiple arguments.
CVE-2011-1149 (severity: HIGH, weakness: CWE-264)
Android before 2.3 does not properly restrict access to the system property space, which allows local applications to bypass the application sandbox and gain privileges, as demonstrated by psneuter and KillingInTheNameOf, related to the use of Android shared memory (ashmem) and ASHMEM_SET_PROT_MASK.
CVE-2011-1150 (severity: MEDIUM, weakness: CWE-79)
bbPress through 1.0.2 has XSS in /bb-login.php url via the re parameter.
CVE-2011-1151 (severity: CRITICAL, weakness: CWE-89)
Joomla! 1.6.0 is vulnerable to SQL Injection via the filter_order and filer_order_Dir parameters.
CVE-2011-1153 (severity: HIGH, weakness: CWE-134)
Multiple format string vulnerabilities in phar_object.c in the phar extension in PHP 5.3.5 and earlier allow context-dependent attackers to obtain sensitive information from process memory, cause a denial of service (memory corruption), or possibly execute arbitrary code via format string specifiers in an argument to a class method, leading to an incorrect zend_throw_exception_ex call.
CVE-2011-1154 (severity: MEDIUM, weakness: CWE-20)
The shred_file function in logrotate.c in logrotate 3.7.9 and earlier might allow context-dependent attackers to execute arbitrary commands via shell metacharacters in a log filename, as demonstrated by a filename that is automatically constructed on the basis of a hostname or virtual machine name.
CVE-2011-1155 (severity: LOW, weakness: CWE-399)
The writeState function in logrotate.c in logrotate 3.7.9 and earlier might allow context-dependent attackers to cause a denial of service (rotation outage) via a (1) \n (newline) or (2) \ (backslash) character in a log filename, as demonstrated by a filename that is automatically constructed on the basis of a hostname or virtual machine name.
CVE-2011-1156 (severity: MEDIUM, weakness: CWE-399)
feedparser.py in Universal Feed Parser (aka feedparser or python-feedparser) before 5.0.1 allows remote attackers to cause a denial of service (application crash) via a malformed DOCTYPE declaration.
CVE-2011-1157 (severity: MEDIUM, weakness: CWE-79)
Cross-site scripting (XSS) vulnerability in feedparser.py in Universal Feed Parser (aka feedparser or python-feedparser) 5.x before 5.0.1 allows remote attackers to inject arbitrary web script or HTML via malformed XML comments.
CVE-2011-1158 (severity: MEDIUM, weakness: CWE-79)
Cross-site scripting (XSS) vulnerability in feedparser.py in Universal Feed Parser (aka feedparser or python-feedparser) 5.x before 5.0.1 allows remote attackers to inject arbitrary web script or HTML via an unexpected URI scheme, as demonstrated by a javascript: URI.
CVE-2011-1159 (severity: LOW, weakness: CWE-20)
acpid.c in acpid before 2.0.9 does not properly handle a situation in which a process has connected to acpid.socket but is not reading any data, which allows local users to cause a denial of service (daemon hang) via a crafted application that performs a connect system call but no read system calls.
CVE-2011-1160 (severity: LOW, weakness: CWE-200)
The tpm_open function in drivers/char/tpm/tpm.c in the Linux kernel before 2.6.39 does not initialize a certain buffer, which allows local users to obtain potentially sensitive information from kernel memory via unspecified vectors.
CVE-2011-1162 (severity: LOW, weakness: CWE-200)
The tpm_read function in the Linux kernel 2.6 does not properly clear memory, which might allow local users to read the results of the previous TPM command.
CVE-2011-1163 (severity: LOW, weakness: CWE-20)
The osf_partition function in fs/partitions/osf.c in the Linux kernel before 2.6.38 does not properly handle an invalid number of partitions, which might allow local users to obtain potentially sensitive information from kernel heap memory via vectors related to partition-table parsing.
CVE-2011-1164 (severity: MEDIUM, weakness: CWE-16)
Vino before 2.99.4 can connect external networks contrary to the statement in the vino-preferences dialog box, which might make it easier for remote attackers to perform attacks.
CVE-2011-1165 (severity: MEDIUM, weakness: NVD-CWE-Other)
Vino, possibly before 3.2, does not properly document that it opens ports in UPnP routers when the "Configure network to automatically accept connections" setting is enabled, which might make it easier for remote attackers to perform further attacks.
CVE-2011-1166 (severity: MEDIUM, weakness: CWE-20)
Xen, possibly before 4.0.2, allows local 64-bit PV guests to cause a denial of service (host crash) by specifying user mode execution without user-mode pagetables.
CVE-2011-1167 (severity: MEDIUM, weakness: CWE-119)
Heap-based buffer overflow in the thunder (aka ThunderScan) decoder in tif_thunder.c in LibTIFF 3.9.4 and earlier allows remote attackers to execute arbitrary code via crafted THUNDER_2BITDELTAS data in a .tiff file that has an unexpected BitsPerSample value.
CVE-2011-1168 (severity: MEDIUM, weakness: CWE-79)
Cross-site scripting (XSS) vulnerability in the KHTMLPart::htmlError function in khtml/khtml_part.cpp in Konqueror in KDE SC 4.4.0 through 4.6.1 allows remote attackers to inject arbitrary web script or HTML via the URI in a URL corresponding to an unavailable web site.
CVE-2011-1169 (severity: HIGH, weakness: CWE-129)
Array index error in the asihpi_hpi_ioctl function in sound/pci/asihpi/hpioctl.c in the AudioScience HPI driver in the Linux kernel before 2.6.38.1 might allow local users to cause a denial of service (memory corruption) or possibly gain privileges via a crafted adapter index value that triggers access to an invalid kernel pointer.
CVE-2011-1170 (severity: LOW, weakness: CWE-200)
net/ipv4/netfilter/arp_tables.c in the IPv4 implementation in the Linux kernel before 2.6.39 does not place the expected '\0' character at the end of string data in the values of certain structure members, which allows local users to obtain potentially sensitive information from kernel memory by leveraging the CAP_NET_ADMIN capability to issue a crafted request, and then reading the argument to the resulting modprobe process.
CVE-2011-1171 (severity: LOW, weakness: CWE-200)
net/ipv4/netfilter/ip_tables.c in the IPv4 implementation in the Linux kernel before 2.6.39 does not place the expected '\0' character at the end of string data in the values of certain structure members, which allows local users to obtain potentially sensitive information from kernel memory by leveraging the CAP_NET_ADMIN capability to issue a crafted request, and then reading the argument to the resulting modprobe process.
CVE-2011-1172 (severity: LOW, weakness: CWE-200)
net/ipv6/netfilter/ip6_tables.c in the IPv6 implementation in the Linux kernel before 2.6.39 does not place the expected '\0' character at the end of string data in the values of certain structure members, which allows local users to obtain potentially sensitive information from kernel memory by leveraging the CAP_NET_ADMIN capability to issue a crafted request, and then reading the argument to the resulting modprobe process.
CVE-2011-1173 (severity: MEDIUM, weakness: CWE-200)
The econet_sendmsg function in net/econet/af_econet.c in the Linux kernel before 2.6.39 on the x86_64 platform allows remote attackers to obtain potentially sensitive information from kernel stack memory by reading uninitialized data in the ah field of an Acorn Universal Networking (AUN) packet.
CVE-2011-1174 (severity: MEDIUM, weakness: CWE-399)
manager.c in Asterisk Open Source 1.6.1.x before 1.6.1.24, 1.6.2.x before 1.6.2.17.2, and 1.8.x before 1.8.3.2 allows remote attackers to cause a denial of service (CPU and memory consumption) via a series of manager sessions involving invalid data.
CVE-2011-1175 (severity: MEDIUM, weakness: NVD-CWE-Other)
tcptls.c in the TCP/TLS server in Asterisk Open Source 1.6.1.x before 1.6.1.23, 1.6.2.x before 1.6.2.17.1, and 1.8.x before 1.8.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by establishing many short TCP sessions to services that use a certain TLS API.
CVE-2011-1176 (severity: MEDIUM, weakness: NVD-CWE-Other)
The configuration merger in itk.c in the Steinar H. Gunderson mpm-itk Multi-Processing Module 2.2.11-01 and 2.2.11-02 for the Apache HTTP Server does not properly handle certain configuration sections that specify NiceValue but not AssignUserID, which might allow remote attackers to gain privileges by leveraging the root uid and root gid of an mpm-itk process.
CVE-2011-1178 (severity: MEDIUM, weakness: CWE-190)
Multiple integer overflows in the load_image function in file-pcx.c in the Personal Computer Exchange (PCX) plugin in GIMP 2.6.x and earlier allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PCX image that triggers a heap-based buffer overflow.
CVE-2011-1179 (severity: MEDIUM, weakness: CWE-119)
The SPICE Firefox plug-in (spice-xpi) 2.4, 2.3, 2.2, and possibly other versions allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via vectors related to (1) plugin/nsScriptablePeer.cpp and (2) plugin/plugin.cpp, which trigger multiple uses of an uninitialized pointer.
CVE-2011-1180 (severity: CRITICAL, weakness: CWE-787)
Multiple stack-based buffer overflows in the iriap_getvaluebyclass_indication function in net/irda/iriap.c in the Linux kernel before 2.6.39 allow remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging connectivity to an IrDA infrared network and sending a large integer value for a (1) name length or (2) attribute length.
CVE-2011-1182 (severity: LOW, weakness: NVD-CWE-Other)
kernel/signal.c in the Linux kernel before 2.6.39 allows local users to spoof the uid and pid of a signal sender via a sigqueueinfo system call.
CVE-2011-1183 (severity: MEDIUM, weakness: NVD-CWE-Other)
Apache Tomcat 7.0.11, when web.xml has no login configuration, does not follow security constraints, which allows remote attackers to bypass intended access restrictions via HTTP requests to a meta-data complete web application. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1088 and CVE-2011-1419.
CVE-2011-1184 (severity: MEDIUM, weakness: CWE-264)
The HTTP Digest Access Authentication implementation in Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.12 does not have the expected countermeasures against replay attacks, which makes it easier for remote attackers to bypass intended access restrictions by sniffing the network for valid requests, related to lack of checking of nonce (aka server nonce) and nc (aka nonce-count or client nonce count) values.
CVE-2011-1185 (severity: HIGH, weakness: NVD-CWE-Other)
Google Chrome before 10.0.648.127 does not prevent (1) navigation and (2) close operations on the top location of a sandboxed frame, which has unspecified impact and remote attack vectors.
CVE-2011-1186 (severity: MEDIUM, weakness: CWE-20)
Google Chrome before 10.0.648.127 on Linux does not properly handle parallel execution of calls to the print method, which might allow remote attackers to cause a denial of service (application crash) via crafted JavaScript code.
CVE-2011-1187 (severity: MEDIUM, weakness: CWE-200)
Google Chrome before 10.0.648.127 allows remote attackers to bypass the Same Origin Policy via unspecified vectors, related to an "error message leak."
CVE-2011-1188 (severity: HIGH, weakness: NVD-CWE-Other)
Google Chrome before 10.0.648.127 does not properly handle counter nodes, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via unknown vectors.
CVE-2011-1189 (severity: HIGH, weakness: NVD-CWE-Other)
Google Chrome before 10.0.648.127 does not properly perform box layout, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that lead to a "stale node."
CVE-2011-1190 (severity: MEDIUM, weakness: CWE-200)
The Web Workers implementation in Google Chrome before 10.0.648.127 allows remote attackers to bypass the Same Origin Policy via unspecified vectors, related to an "error message leak."
CVE-2011-1191 (severity: HIGH, weakness: CWE-416)
Use-after-free vulnerability in Google Chrome before 10.0.648.127 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the handling of DOM URLs.
CVE-2011-1192 (severity: MEDIUM, weakness: CWE-125)
Google Chrome before 10.0.648.127 on Linux does not properly handle Unicode ranges, which allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors.
CVE-2011-1193 (severity: HIGH, weakness: NVD-CWE-Other)
Google V8, as used in Google Chrome before 10.0.648.127, allows remote attackers to bypass the Same Origin Policy via unspecified vectors.
CVE-2011-1194 (severity: MEDIUM, weakness: NVD-CWE-Other)
Multiple unspecified vulnerabilities in Google Chrome before 10.0.648.127 allow remote attackers to bypass the pop-up blocker via unknown vectors.
CVE-2011-1195 (severity: HIGH, weakness: CWE-416)
Use-after-free vulnerability in Google Chrome before 10.0.648.127 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to "document script lifetime handling."
CVE-2011-1196 (severity: HIGH, weakness: NVD-CWE-Other)
The OGG container implementation in Google Chrome before 10.0.648.127 allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that trigger an out-of-bounds write.
CVE-2011-1197 (severity: HIGH, weakness: CWE-20)
Google Chrome before 10.0.648.127 does not properly perform table painting, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that lead to a "stale pointer."
CVE-2011-1198 (severity: HIGH, weakness: CWE-119)
The video functionality in Google Chrome before 10.0.648.127 allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that trigger use of a malformed "out-of-bounds structure."
CVE-2011-1199 (severity: HIGH, weakness: NVD-CWE-Other)
Google Chrome before 10.0.648.127 does not properly handle DataView objects, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via unknown vectors.
CVE-2011-1200 (severity: MEDIUM, weakness: CWE-704)
Google Chrome before 10.0.648.127 does not properly perform a cast of an unspecified variable during text rendering, which allows remote attackers to cause a denial of service or possibly have unknown other impact via a crafted document.
CVE-2011-1201 (severity: HIGH, weakness: NVD-CWE-Other)
The context implementation in WebKit, as used in Google Chrome before 10.0.648.127, allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that lead to a "stale pointer."
CVE-2011-1202 (severity: MEDIUM, weakness: CWE-200)
The xsltGenerateIdFunction function in functions.c in libxslt 1.1.26 and earlier, as used in Google Chrome before 10.0.648.127 and other products, allows remote attackers to obtain potentially sensitive information about heap memory addresses via an XML document containing a call to the XSLT generate-id XPath function.
CVE-2011-1203 (severity: HIGH, weakness: NVD-CWE-Other)
Google Chrome before 10.0.648.127 does not properly handle SVG cursors, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that lead to a "stale pointer."
CVE-2011-1204 (severity: MEDIUM, weakness: CWE-20)
Google Chrome before 10.0.648.127 does not properly handle attributes, which allows remote attackers to cause a denial of service (DOM tree corruption) or possibly have unspecified other impact via a crafted document.
CVE-2011-1205 (severity: MEDIUM, weakness: CWE-119)
Multiple buffer overflows in unspecified COM objects in Rational Common Licensing 7.0 through 7.1.1.4 in IBM Rational ClearCase 7.0.0.4 through 7.1.1.4, ClearQuest 7.0.0.4 through 7.1.1.4, and other products allow local users to gain privileges via a Trojan horse HTML document in the My Computer zone.
CVE-2011-1206 (severity: HIGH, weakness: CWE-119)
Stack-based buffer overflow in the server process in ibmslapd.exe in IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-IF0010, 6.0 before 6.0.0.67 (aka 6.0.0.8-TIV-ITDS-IF0009), 6.1 before 6.1.0.40 (aka 6.1.0.5-TIV-ITDS-IF0003), 6.2 before 6.2.0.16 (aka 6.2.0.3-TIV-ITDS-IF0002), and 6.3 before 6.3.0.3 (aka 6.3.0.0-TIV-ITDS-IF0003) allows remote attackers to execute arbitrary code via a crafted LDAP request. NOTE: some of these details are obtained from third party information.
CVE-2011-1207 (severity: HIGH, weakness: CWE-863)
The ActiveBar1 ActiveX control in the Data Dynamics ActiveBar ActiveX controls, as distributed in ActBar.ocx 1.0.6.5 in IBM Rational System Architect 11.4.0.2, 11.4.0.1, and earlier, does not properly restrict the SetLayoutData method, which allows remote attackers to execute arbitrary code via a crafted Data argument, a different vulnerability than CVE-2007-3883. NOTE: some of these details are obtained from third party information.
CVE-2011-1208 (severity: HIGH, weakness: NVD-CWE-Other)
IBM solidDB 4.5.x before 4.5.182, 6.0.x before 6.0.1069, 6.1.x and 6.3.x before 6.3 FP8 (aka 6.3.49), and 6.5.x before 6.5 FP4 (aka 6.5.0.4) does not properly handle the (1) rpc_test_svc_readwrite and (2) rpc_test_svc_done commands, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted command.
CVE-2011-1209 (severity: MEDIUM, weakness: CWE-310)
IBM WebSphere Application Server (WAS) 6.1 before 6.1.0.39 and 7.0 before 7.0.0.17 uses a weak WS-Security XML encryption algorithm, which makes it easier for remote attackers to obtain plaintext data from a (1) JAX-RPC or (2) JAX-WS Web Services request via unspecified vectors related to a "decryption attack."
CVE-2011-1213 (severity: HIGH, weakness: CWE-189)
Integer underflow in lzhsr.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via a crafted header in a .lzh attachment that triggers a stack-based buffer overflow, aka SPR PRAD88MJ2W.
CVE-2011-1214 (severity: HIGH, weakness: CWE-119)
Stack-based buffer overflow in rtfsr.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via a crafted link in a .rtf attachment, aka SPR PRAD8823JQ.
CVE-2011-1215 (severity: HIGH, weakness: CWE-119)
Stack-based buffer overflow in mw8sr.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via a crafted link in a Microsoft Office document attachment, aka SPR PRAD8823ND.
CVE-2011-1216 (severity: HIGH, weakness: CWE-119)
Stack-based buffer overflow in assr.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via crafted tag data in an Applix spreadsheet attachment, aka SPR PRAD8823A7.
CVE-2011-1217 (severity: HIGH, weakness: CWE-119)
Buffer overflow in kpprzrdr.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via a crafted .prz attachment. NOTE: some of these details are obtained from third party information.
CVE-2011-1218 (severity: HIGH, weakness: CWE-119)
Buffer overflow in kvarcve.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via a crafted .zip attachment, aka SPR PRAD8E3NSP. NOTE: some of these details are obtained from third party information.
CVE-2011-1220 (severity: HIGH, weakness: CWE-119)
Stack-based buffer overflow in lcfd.exe in Tivoli Endpoint in IBM Tivoli Management Framework 3.7.1, 4.1, 4.1.1, and 4.3.1 allows remote authenticated users to execute arbitrary code via a long opts field.
CVE-2011-1221 (severity: MEDIUM, weakness: CWE-79)
Cross-zone scripting vulnerability in the RealPlayer ActiveX control in RealNetworks RealPlayer 11.0 through 11.1 and 14.0.0 through 14.0.5, RealPlayer SP 1.0 through 1.1.5, and RealPlayer Enterprise 2.0 through 2.1.5 allows remote attackers to inject arbitrary web script or HTML in the Local Zone via a local HTML document, a different vulnerability than CVE-2011-2947.
CVE-2011-1222 (severity: HIGH, weakness: CWE-119)
Buffer overflow in the Journal Based Backup (JBB) feature in the backup-archive client in IBM Tivoli Storage Manager (TSM) before 5.4.3.4, 5.5.x before 5.5.3, 6.x before 6.1.4, and 6.2.x before 6.2.2 on Windows and AIX allows local users to gain privileges via unspecified vectors.
CVE-2011-1223 (severity: HIGH, weakness: CWE-119)
Buffer overflow in the Alternate Data Stream (aka ADS or named stream) functionality in the backup-archive client in IBM Tivoli Storage Manager (TSM) before 5.4.3.4, 5.5.x before 5.5.3, 6.x before 6.1.4, and 6.2.x before 6.2.2 on Windows allows local users to gain privileges via unspecified vectors.
CVE-2011-1224 (severity: MEDIUM, weakness: CWE-264)
IBM WebSphere MQ 6.0 before 6.0.2.11 and 7.0 before 7.0.1.5 does not use the CRL Distribution Points (CDP) certificate extension, which might allow man-in-the-middle attackers to spoof an SSL partner via a revoked certificate for a (1) client, (2) queue manager, or (3) application.
CVE-2011-1225 (severity: HIGH, weakness: NVD-CWE-Other)
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that triggers a NULL pointer dereference, a different vulnerability than other "Vulnerability Type 2" CVEs listed in MS11-034, aka "Win32k Null Pointer De-reference Vulnerability."
CVE-2011-1226 (severity: HIGH, weakness: NVD-CWE-Other)
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that triggers a NULL pointer dereference, a different vulnerability than other "Vulnerability Type 2" CVEs listed in MS11-034, aka "Win32k Null Pointer De-reference Vulnerability."