Explain CVE-2008-1721
Integer signedness error in the zlib extension module in Python 2.5.2 and earlier allows remote attackers to execute arbitrary code via a negative signed integer, which triggers insufficient memory allocation and a buffer overflow.
Affected Products: n/a
References: [{'name': 'GLSA-200807-01', 'tags': ['vendor-advisory', 'x_refsource_GENTOO'], 'url': 'http://security.gentoo.org/glsa/glsa-200807-01.xml'}, {'name': 'ADV-2008-1229', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2008/1229/references'}, {'name': '30872', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/30872'}, {'name': '28715', 'tags': ['vdb-entry', 'x_refsource_BID'], 'url': 'http://www.securityfocus.com/bid/28715'}, {'name': '38675', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/38675'}, {'name': '33937', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/33937'}, {'name': 'MDVSA-2008:085', 'tags': ['vendor-advisory', 'x_refsource_MANDRIVA'], 'url': 'http://www.mandriva.com/security/advisories?name=MDVSA-2008:085'}, {'name': '37471', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/37471'}, {'name': '29955', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/29955'}, {'name': 'DSA-1551', 'tags': ['vendor-advisory', 'x_refsource_DEBIAN'], 'url': 'http://www.debian.org/security/2008/dsa-1551'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://www.vmware.com/security/advisories/VMSA-2009-0016.html'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://support.apple.com/kb/HT3438'}, {'name': 'APPLE-SA-2009-02-12', 'tags': ['vendor-advisory', 'x_refsource_APPLE'], 'url': 'http://lists.apple.com/archives/security-announce/2009/Feb/msg00000.html'}, {'name': '31358', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/31358'}, {'name': 'zlib-pystringfromstringandsize-bo(41748)', 'tags': ['vdb-entry', 'x_refsource_XF'], 'url': 'https://exchange.xforce.ibmcloud.com/vulnerabilities/41748'}, {'name': 'USN-632-1', 'tags': ['vendor-advisory', 'x_refsource_UBUNTU'], 'url': 'http://www.ubuntu.com/usn/usn-632-1'}, {'name': '1019823', 'tags': ['vdb-entry', 'x_refsource_SECTRACK'], 'url': 'http://www.securitytracker.com/id?1019823'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://bugs.python.org/issue2586'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'https://issues.rpath.com/browse/RPL-2444'}, {'name': '20091120 VMSA-2009-0016 VMware vCenter and ESX update release and vMA patch release address multiple security issue in third party components', 'tags': ['mailing-list', 'x_refsource_BUGTRAQ'], 'url': 'http://www.securityfocus.com/archive/1/507985/100/0/threaded'}, {'name': '3802', 'tags': ['third-party-advisory', 'x_refsource_SREASON'], 'url': 'http://securityreason.com/securityalert/3802'}, {'name': '31365', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/31365'}, {'name': 'oval:org.mitre.oval:def:8249', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8249'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://support.avaya.com/css/P8/documents/100074697'}, {'name': '31255', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/31255'}, {'name': '20080409 IOActive Security Advisory: Buffer overflow in Python zlib extension module', 'tags': ['mailing-list', 'x_refsource_BUGTRAQ'], 'url': 'http://www.securityfocus.com/archive/1/490690/100/0/threaded'}, {'name': 'DSA-1620', 'tags': ['vendor-advisory', 'x_refsource_DEBIAN'], 'url': 'http://www.debian.org/security/2008/dsa-1620'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0149'}, {'name': 'oval:org.mitre.oval:def:9407', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9407'}, {'name': 'SSA:2008-217-01', 'tags': ['vendor-advisory', 'x_refsource_SLACKWARE'], 'url': 'http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.525289'}, {'name': 'ADV-2009-3316', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2009/3316'}, {'name': '29889', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/29889'}, {'name': 'oval:org.mitre.oval:def:8494', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8494'}]
CVE State: PUBLISHED