alirezaaminzadeh/secembed-pairs huggingface dataset:
Query: rule covering Detects the execution of AdvancedRun utility
Matching passage: Sigma rule: Detects the execution of AdvancedRun utility. Logsource: windows / process_creation. Rule: title: PUA - AdvancedRun Execution id: d2b749ee-4225-417e-b20e-a8d2193cbb84 related: - id: fa00b701-44c6-4679-994d-5a18afa8a707 type: similar status: test description: Detects the execution of AdvancedRun utility references: - https://twitter.com/splinter_code/status/1483815103279603714 - https://medium.com/s2wblog/analysis-of-destructive-malware-whispergate-targeting-ukraine-9d5d158f19f3 - https://www.elastic.co/security-labs/operation-bleeding-bear - https://www.winhelponline.com/blog/run-program-as-system-localsystem-account-windows/ author: Florian Roth (Nextron Systems) date: 2022-01-20 modified: 2023-02-21 tags: - attack.execution - attack.privilege-escalation - attack.stealth - attack.t1564.003 - attack.t1134.002 - attack.t1059.003 logsource: product: windows category: process_creation detection: selection: - OriginalFileName: AdvancedRun.exe - CommandLine|contains|all: - ' /EXEFilename ' - ' /Run' - CommandLine|contains|all: - ' /WindowState 0' - ' /RunAs ' - ' /CommandLine ' condition: selection falsepositives: - Unknown level: medium regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_pua_advancedrun/info.yml
Near-miss passage: Sigma rule: Detects attempts to disable Windows Credential Guard by deleting registry values. Credential Guard uses virtualization-b. Logsource: windows / registry_delete. Rule: title: Windows Credential Guard Related Registry Value Deleted - Registry id: d645ef86-2396-48a1-a2b6-b629ca3f57ff related: - id: c17d47b7-dcd6-4109-87eb-d1817bd4cbc9 type: similar status: experimental description: 'Detects attempts to disable Windows Credential Guard by deleting registry values. Credential Guard uses virtualization-based security to isolate secrets so that only privileged system software can access them. Adversaries may disable Credential Guard to gain access to sensitive credentials stored in the system, such as NTLM hashes and Kerberos tickets, which can be used for lateral movement and privilege escalation. ' references: - https://github.com/DambergC/SaveFolder/blob/90e945eba80fae85f2d54b4616e05a44ec90c500/Cygate%20Installation%20tool%206.22/Script/OSD/OSDeployment-CredentialGuardDisable.ps1#L50 - https://learn.microsoft.com/en-us/windows/security/identity-protection/credential-guard/configure author: Swachchhanda Shrawan Poudel (Nextron Systems) date: 2025-12-26 tags: - attack.defense-impairment - attack.t1685 logsource: category: registry_delete product: windows detection: selection: TargetObject|endswith: - \DeviceGuard\EnableVirtualizationBasedSecurity - \DeviceGuard\LsaCfgFlags - \DeviceGuard\RequirePlatformSecurityFeatures - \Lsa\LsaCfgFlags condition: selection falsepositives: - Unlikely level: high regression_tests_path: regression_data/rules/windows/registry/registry_delete/registry_delete_disable_credential_guard/info.yml
Query: patch priority for CVE-2015-3424
Matching passage: CVE-2015-3424. CWE: CWE-89. CVSS: 8.800000190734863. SQL injection vulnerability in Accentis Content Resource Management System before the October 2015 patch allows remote attackers to execute arbitrary SQL commands via the SIDX parameter.
Near-miss passage: CVE-2015-10050. CWE: CWE-89. CVSS: 9.800000190734863. A vulnerability was found in brandonfire miRNA_Database_by_PHP_MySql. It has been declared as critical. This vulnerability affects the function __construct/select_single_rna/count_rna of the file inc/model.php. The manipulation leads to sql injection. The patch is identified as 307c5d510841e6142ddcbbdbb93d0e8a0dc3fd6a. It is recommended to apply a patch to fix this issue. VDB-218374 is the identifier assigned to this vulnerability.
Query: risk of Unspecified vulnerability in the JD Edwards EnterpriseOne Technology component in Oracle JD Edwards Products 9.1 allows remote authenticated users to affect confidentiality via unk
Matching passage: CVE-2015-0475. CWE: UNKNOWN. CVSS: 4.0. Unspecified vulnerability in the JD Edwards EnterpriseOne Technology component in Oracle JD Edwards Products 9.1 allows remote authenticated users to affect confidentiality via unknown vectors related to Web Runtime Security.
Near-miss passage: CVE-2015-4854. CWE: UNKNOWN. CVSS: 4.300000190734863. Unspecified vulnerability in the Oracle Application Object Library component in Oracle E-Business Suite 12.0.6, 12.1.3, 12.2.3, and 12.2.4 allows remote attackers to affect integrity via unknown vectors related to Single Signon. NOTE: the previous information is from the October 2015 CPU. Oracle has not commented on third-party claims that this issue is a cross-site scripting (XSS) vulnerability, which allows remote attackers to inject arbitrary web script or HTML via the Domain parameter in the CfgOCIReturn servlet.
Query: describe CVE-2015-4147
Matching passage: CVE-2015-4147. CWE: CWE-19. CVSS: 7.5. The SoapClient::__call method in ext/soap/soap.c in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 does not verify that __default_headers is an array, which allows remote attackers to execute arbitrary code by providing crafted serialized data with an unexpected data type, related to a "type confusion" issue.
Near-miss passage: CVE-2015-7971. CWE: CWE-19. CVSS: 2.0999999046325684. Xen 3.2.x through 4.6.x does not limit the number of printk console messages when logging certain pmu and profiling hypercalls, which allows local guests to cause a denial of service via a sequence of crafted (1) HYPERCALL_xenoprof_op hypercalls, which are not properly handled in the do_xenoprof_op function in common/xenoprof.c, or (2) HYPERVISOR_xenpmu_op hypercalls, which are not properly handled in the do_xenpmu_op function in arch/x86/cpu/vpmu.c.
Query: weakness Small Seed Space in PRNG
Matching passage: CWE-339 Small Seed Space in PRNG. A Pseudo-Random Number Generator (PRNG) uses a relatively small seed space, which makes it more susceptible to brute force attacks.
Near-miss passage: CWE-824 Access of Uninitialized Pointer. The product accesses or uses a pointer that has not been initialized.
Query: describe CVE-2015-8055
Matching passage: CVE-2015-8055. CWE: UNKNOWN. CVSS: 10.0. Use-after-free vulnerability in Adobe Flash Player before 18.0.0.268 and 19.x and 20.x before 20.0.0.228 on Windows and OS X and before 11.2.202.554 on Linux, Adobe AIR before 20.0.0.204, Adobe AIR SDK before 20.0.0.204, and Adobe AIR SDK & Compiler before 20.0.0.204 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-8048, CVE-2015-8049, CVE-2015-8050, CVE-2015-8056, CVE-2015-8057, CVE-2015-8058, CVE-2015-8059, CVE-2015-8061, CVE-2015-8062, CVE-2015-8063, CVE-2015-8064, CVE-2015-8065, CVE-2015-8066, CVE-2015-8067, CVE-2015-8068, CVE-2015-8069, CVE-2015-8070, CVE-2015-8071, CVE-2015-8401, CVE-2015-8402, CVE-2015-8403, CVE-2015-8404, CVE-2015-8405, CVE-2015-8406, CVE-2015-8410, CVE-2015-8411, CVE-2015-8412, CVE-2015-8413, CVE-2015-8414, CVE-2015-8420, CVE-2015-8421, CVE-2015-8422, CVE-2015-8423, CVE-2015-8424, CVE-2015-8425, CVE-2015-8426, CVE-2015-8427, CVE-2015-8428, CVE-2015-8429, CVE-2015-8430, CVE-2015-8431, CVE-2015-8432, CVE-2015-8433, CVE-2015-8434, CVE-2015-8435, CVE-2015-8436, CVE-2015-8437, CVE-2015-8441, CVE-2015-8442, CVE-2015-8447, CVE-2015-8448, CVE-2015-8449, CVE-2015-8450, CVE-2015-8452, and CVE-2015-8454.
Near-miss passage: CVE-2015-8789. CWE: UNKNOWN. CVSS: 9.600000381469727. Use-after-free vulnerability in the EbmlMaster::Read function in libEBML before 1.3.3 allows context-dependent attackers to have unspecified impact via a "deeply nested element with infinite size" followed by another element of an upper level in an EBML document.
Query: patch priority for CVE-2015-7015
Matching passage: CVE-2015-7015. CWE: CWE-119. CVSS: 6.800000190734863. Heap-based buffer overflow in the DNS client library in configd in Apple iOS before 9.1, OS X before 10.11.1, and watchOS before 2.0.1 allows attackers to execute arbitrary code via a crafted app that sends a spoofed configd response to a client.
Near-miss passage: CVE-2015-5131. CWE: CWE-119. CVSS: 10.0. Buffer overflow in Adobe Flash Player before 18.0.0.232 on Windows and OS X and before 11.2.202.508 on Linux, Adobe AIR before 18.0.0.199, Adobe AIR SDK before 18.0.0.199, and Adobe AIR SDK & Compiler before 18.0.0.199 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-5132 and CVE-2015-5133.
Query: describe CVE-2015-0936
Matching passage: CVE-2015-0936. CWE: CWE-320. CVSS: 9.800000190734863. Ceragon FibeAir IP-10 have a default SSH public key in the authorized_keys file for the mateidu user, which allows remote attackers to obtain SSH access by leveraging knowledge of the private key.
Near-miss passage: CVE-2015-0153. CWE: CWE-320. CVSS: 7.5. D-Link DIR-815 devices with firmware before 2.07.B01 allow remote attackers to obtain sensitive information by leveraging cleartext storage of the wireless key.
Query: describe CVE-2015-4108
Matching passage: CVE-2015-4108. CWE: CWE-352. CVSS: 6.800000190734863. Multiple cross-site request forgery (CSRF) vulnerabilities in Wing FTP Server before 4.4.7 allow remote attackers to hijack the authentication of administrators for requests that (1) execute arbitrary code via a crafted request to admin_lua_script.html or (2) add a domain administrator via a crafted request to admin_addadmin.html.
Near-miss passage: CVE-2015-7407. CWE: CWE-352. CVSS: 8.800000190734863. Cross-site request forgery (CSRF) vulnerability in Lotus Mashups in IBM Mashup Center 3.0.0.1 allows remote attackers to hijack the authentication of arbitrary users for requests that insert XSS sequences.
Query: patch priority for CVE-2015-7969
Matching passage: CVE-2015-7969. CWE: CWE-399. CVSS: 4.900000095367432. Multiple memory leaks in Xen 4.0 through 4.6.x allow local guest administrators or domains with certain permission to cause a denial of service (memory consumption) via a large number of "teardowns" of domains with the vcpu pointer array allocated using the (1) XEN_DOMCTL_max_vcpus hypercall or the xenoprofile state vcpu pointer array allocated using the (2) XENOPROF_get_buffer or (3) XENOPROF_set_passive hypercall.
Near-miss passage: CVE-2015-5747. CWE: CWE-399. CVSS: 4.900000095367432. The fasttrap driver in the kernel in Apple OS X before 10.10.5 allows local users to cause a denial of service (resource consumption) via unspecified vectors.
Query: describe CVE-2015-20109
Matching passage: CVE-2015-20109. CWE: CWE-120. CVSS: 5.5. end_pattern (called from internal_fnmatch) in the GNU C Library (aka glibc or libc6) before 2.22 might allow context-dependent attackers to cause a denial of service (application crash), as demonstrated by use of the fnmatch library function with the **(!() pattern. NOTE: this is not the same as CVE-2015-8984; also, some Linux distributions have fixed CVE-2015-8984 but have not fixed this additional fnmatch issue.
Near-miss passage: CVE-2015-5093. CWE: CWE-120. CVSS: 10.0. Buffer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC Classic before 2015.006.30060, and Acrobat and Acrobat Reader DC Continuous before 2015.008.20082 on Windows and OS X allows attackers to execute arbitrary code via unspecified vectors.
Query: detection rule: Detects the use of Jlaive to execute assemblies in a copied PowerShell
Matching passage: Sigma rule: Detects the use of Jlaive to execute assemblies in a copied PowerShell. Logsource: windows / process_creation. Rule: title: HackTool - Jlaive In-Memory Assembly Execution id: 0a99eb3e-1617-41bd-b095-13dc767f3def status: test description: Detects the use of Jlaive to execute assemblies in a copied PowerShell references: - https://jstnk9.github.io/jstnk9/research/Jlaive-Antivirus-Evasion-Tool - https://web.archive.org/web/20220514073704/https://github.com/ch2sh/Jlaive author: Jose Luis Sanchez Martinez (@Joseliyo_Jstnk) date: 2022-05-24 modified: 2023-02-22 tags: - attack.execution - attack.t1059.003 logsource: product: windows category: process_creation detection: parent_selection: ParentImage|endswith: \cmd.exe ParentCommandLine|endswith: .bat selection1: Image|endswith: \xcopy.exe CommandLine|contains|all: - powershell.exe - .bat.exe selection2: Image|endswith: \xcopy.exe CommandLine|contains|all: - pwsh.exe - .bat.exe selection3: Image|endswith: \attrib.exe CommandLine|contains|all: - +s - +h - .bat.exe condition: parent_selection and (1 of selection*) falsepositives: - Unknown level: medium
Near-miss passage: Sigma rule: Detects potential DLL sideloading using ClassicExplorer32.dll from the Classic Shell software. Logsource: windows / image_load. Rule: title: Potential DLL Sideloading Via ClassicExplorer32.dll id: caa02837-f659-466f-bca6-48bde2826ab4 status: test description: Detects potential DLL sideloading using ClassicExplorer32.dll from the Classic Shell software references: - https://blogs.blackberry.com/en/2022/12/mustang-panda-uses-the-russian-ukrainian-war-to-attack-europe-and-asia-pacific-targets - https://app.any.run/tasks/6d8cabb0-dcda-44b6-8050-28d6ce281687/ author: frack113 date: 2022-12-13 tags: - attack.persistence - attack.privilege-escalation - attack.execution - attack.stealth - attack.t1574.001 logsource: category: image_load product: windows detection: selection_classicexplorer: ImageLoaded|endswith: \ClassicExplorer32.dll filter_classicexplorer: ImageLoaded|startswith: C:\Program Files\Classic Shell\ condition: selection_classicexplorer and not filter_classicexplorer falsepositives: - Unknown level: medium
Query: CVE similar to CVE-2015-8815
Matching passage: CVE-2015-8815. CWE: CWE-79. CVSS: 6.099999904632568. Multiple cross-site scripting (XSS) vulnerabilities in Umbraco before 7.4.0 allow remote attackers to inject arbitrary web script or HTML via the name parameter to (1) the media page, (2) the developer data edit page, or (3) the form page.
Near-miss passage: CVE-2015-0130. CWE: CWE-79. CVSS: 3.5. Cross-site scripting (XSS) vulnerability in Jazz Team Server in Jazz Foundation in IBM Rational Collaborative Lifecycle Management (CLM) 4.x before 4.0.7 IF6 and 5.x before 5.0.2 IF5; Rational Quality Manager (RQM) 4.x before 4.0.7 IF6 and 5.x before 5.0.2 IF5; Rational Team Concert (RTC) 4.x before 4.0.7 IF6 and 5.x before 5.0.2 IF5; Rational Requirements Composer (RRC) 4.x through 4.0.7; and Rational DOORS Next Generation (RDNG) 4.x before 4.0.7 IF6 and 5.x before 5.0.2 IF5 allows remote authenticated users to inject arbitrary web script or HTML via a crafted URL.
Query: risk of The Int.Exp Montgomery code in the math/big library in Go 1.5.x before 1.5.3 mishandles carry propagation and produces incorrect output, which makes it easier for attackers to obta
Matching passage: CVE-2015-8618. CWE: CWE-200. CVSS: 7.5. The Int.Exp Montgomery code in the math/big library in Go 1.5.x before 1.5.3 mishandles carry propagation and produces incorrect output, which makes it easier for attackers to obtain private RSA keys via unspecified vectors.
Near-miss passage: CVE-2015-2886. CWE: CWE-200. CVSS: 7.5. iBaby M6 allows remote attackers to obtain sensitive information, related to the ibabycloud.com service.
Query: exploit mod/forum/post.php in Moodle 2.9.x before 2.9.1 does not consider the mod/forum:canposttomygroups capability before authorizing "Post a copy to all groups" actions, which allows re
Matching passage: CVE-2015-3273. CWE: CWE-264. CVSS: 4.300000190734863. mod/forum/post.php in Moodle 2.9.x before 2.9.1 does not consider the mod/forum:canposttomygroups capability before authorizing "Post a copy to all groups" actions, which allows remote authenticated users to bypass intended access restrictions by leveraging per-group authorization.
Near-miss passage: CVE-2015-0059. CWE: CWE-264. CVSS: 6.900000095367432. win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2008 R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to gain privileges via a crafted TrueType font, aka "TrueType Font Parsing Remote Code Execution Vulnerability."
Query: vulnerability: The (1) kadm5_create_principal_3 and (2) kadm5_modify_principal functions in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.4 a
Matching passage: CVE-2015-8630. CWE: UNKNOWN. CVSS: 7.5. The (1) kadm5_create_principal_3 and (2) kadm5_modify_principal functions in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.4 and 1.14.x before 1.14.1 allow remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by specifying KADM5_POLICY with a NULL policy name.
Near-miss passage: CVE-2015-3272. CWE: UNKNOWN. CVSS: 7.400000095367432. Open redirect vulnerability in the clean_param function in lib/moodlelib.php in Moodle through 2.6.11, 2.7.x before 2.7.9, 2.8.x before 2.8.7, and 2.9.x before 2.9.1 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via vectors involving an HTTP Referer header that has a substring match with a local URL.
Query: patch priority for CVE-2015-4664
Matching passage: CVE-2015-4664. CWE: CWE-20. CVSS: 9.800000190734863. An improper input validation vulnerability in CA Privileged Access Manager 2.4.4.4 and earlier allows remote attackers to execute arbitrary commands.
Near-miss passage: CVE-2015-5248. CWE: CWE-20. CVSS: 6.5. Reflected file download vulnerability in Red Hat Feedhenry Enterprise Mobile Application Platform.
Query: Sigma YAML for windows / file_event
Matching passage: Sigma rule: Detects the creation of new files with the ".evtx" extension in non-common or non-standard location. This could indicate. Logsource: windows / file_event. Rule: title: EVTX Created In Uncommon Location id: 65236ec7-ace0-4f0c-82fd-737b04fd4dcb status: test description: 'Detects the creation of new files with the ".evtx" extension in non-common or non-standard location. This could indicate tampering with default EVTX locations in order to evade security controls or simply exfiltration of event log to search for sensitive information within. Note that backup software and legitimate administrator might perform similar actions during troubleshooting. ' references: - https://learn.microsoft.com/en-us/windows/win32/eventlog/eventlog-key author: D3F7A5105 date: 2023-01-02 modified: 2024-03-26 tags: - attack.defense-impairment - attack.t1685.001 logsource: category: file_event product: windows definition: 'Requirements: The ".evtx" extension should be monitored via a Sysmon configuration. Example: <TargetFilename condition="end with">.evtx<TargetFilename>' detection: selection: TargetFilename|endswith: .evtx filter_main_path: TargetFilename|startswith: C:\Windows\System32\winevt\Logs\ filter_main_baseimage: TargetFilename|startswith: C:\ProgramData\Microsoft\Windows\Containers\BaseImages\ TargetFilename|endswith: \Windows\System32\winevt\Logs\ condition: selection and not 1 of filter_main_* falsepositives: - Administrator or backup activity - An unknown bug seems to trigger the Windows "svchost" process to drop EVTX files in the "C:\Windows\Temp" directory in the form "<log_name">_<uuid>.evtx". See https://superuser.com/questions/1371229/low-disk-space-after-filling-up-c-windows-temp-with-evtx-and-txt-files level: medium regression_tests_path: regression_data/rules/windows/file/file_event/file_event_win_create_evtx_non_common_locations/info.yml
Near-miss passage: Sigma rule: Detects suspicious IIS native-code module installations via command line. Logsource: windows / process_creation. Rule: title: IIS Native-Code Module Command Line Installation id: 9465ddf4-f9e4-4ebd-8d98-702df3a93239 status: test description: Detects suspicious IIS native-code module installations via command line references: - https://researchcenter.paloaltonetworks.com/2018/01/unit42-oilrig-uses-rgdoor-iis-backdoor-targets-middle-east/ - https://www.microsoft.com/security/blog/2022/07/26/malicious-iis-extensions-quietly-open-persistent-backdoors-into-servers/ author: Florian Roth (Nextron Systems) date: 2019-12-11 modified: 2024-03-13 tags: - attack.persistence - attack.t1505.003 logsource: category: process_creation product: windows detection: selection_img: - Image|endswith: \appcmd.exe - OriginalFileName: appcmd.exe selection_cli: CommandLine|contains|all: - install - module CommandLine|contains|windash: '-name:' filter_iis_setup: ParentImage: C:\Windows\System32\inetsrv\iissetup.exe condition: all of selection_* and not 1 of filter_* falsepositives: - Unknown as it may vary from organisation to organisation how admins use to install IIS modules level: medium
Query: patch priority for CVE-2015-0535
Matching passage: CVE-2015-0535. CWE: CWE-327. CVSS: 7.5. EMC RSA BSAFE Micro Edition Suite (MES) 4.0.x before 4.0.8 and 4.1.x before 4.1.3 and RSA BSAFE SSL-C 2.8.9 and earlier do not properly restrict TLS state transitions, which makes it easier for remote attackers to conduct cipher-downgrade attacks to EXPORT_RSA ciphers via crafted TLS traffic, related to the "FREAK" issue, a similar issue to CVE-2015-0204.
Near-miss passage: CVE-2015-0533. CWE: CWE-327. CVSS: 7.5. EMC RSA BSAFE Micro Edition Suite (MES) 4.0.x before 4.0.8 and 4.1.x before 4.1.3 and RSA BSAFE SSL-C 2.8.9 and earlier allow remote SSL servers to conduct ECDHE-to-ECDH downgrade attacks and trigger a loss of forward secrecy by omitting the ServerKeyExchange message, a similar issue to CVE-2014-3572.
Query: exploit Multiple cross-site request forgery (CSRF) vulnerabilities in ATutor 2.2 allow remote attackers to hijack the authentication of administrators for requests that (1) create an admin
Matching passage: CVE-2015-1583. CWE: CWE-352. CVSS: 8.800000190734863. Multiple cross-site request forgery (CSRF) vulnerabilities in ATutor 2.2 allow remote attackers to hijack the authentication of administrators for requests that (1) create an administrator account via a request to mods/_core/users/admins/create.php or (2) create a user account via a request to mods/_core/users/create_user.php.
Near-miss passage: CVE-2015-8255. CWE: CWE-352. CVSS: 8.800000190734863. AXIS Communications products allow CSRF, as demonstrated by admin/pwdgrp.cgi, vaconfig.cgi, and admin/local_del.cgi.
Query: exploit The Flow Collector in IBM Security QRadar QFLOW 7.1.x before 7.1 MR2 Patch 11 IF3 and 7.2.x before 7.2.5 Patch 4 IF3 allows remote attackers to cause a denial of service via unspec
Matching passage: CVE-2015-5044. CWE: CWE-20. CVSS: 3.299999952316284. The Flow Collector in IBM Security QRadar QFLOW 7.1.x before 7.1 MR2 Patch 11 IF3 and 7.2.x before 7.2.5 Patch 4 IF3 allows remote attackers to cause a denial of service via unspecified packets.
Near-miss passage: CVE-2015-6825. CWE: CWE-20. CVSS: 7.5. The ff_frame_thread_init function in libavcodec/pthread_frame.c in FFmpeg before 2.7.2 mishandles certain memory-allocation failures, which allows remote attackers to cause a denial of service (invalid pointer access) or possibly have unspecified other impact via a crafted file, as demonstrated by an AVI file.