Explain CVE-2009-0676
The sock_getsockopt function in net/core/sock.c in the Linux kernel before 2.6.28.6 does not initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel memory via an SO_BSDCOMPAT getsockopt request.
Affected Products: n/a
References: [{'name': '35390', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/35390'}, {'name': 'kernel-sock-information-disclosure(48847)', 'tags': ['vdb-entry', 'x_refsource_XF'], 'url': 'https://exchange.xforce.ibmcloud.com/vulnerabilities/48847'}, {'name': '[oss-security] 20090220 CVE request: kernel: memory disclosure in SO_BSDCOMPAT gsopt', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2009/02/20/1'}, {'name': '34502', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/34502'}, {'name': 'RHSA-2009:0326', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2009-0326.html'}, {'name': '34786', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/34786'}, {'name': '34962', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/34962'}, {'name': 'oval:org.mitre.oval:def:8618', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8618'}, {'name': '37471', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/37471'}, {'name': 'RHSA-2009:0360', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2009-0360.html'}, {'name': 'RHSA-2009:0459', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://rhn.redhat.com/errata/RHSA-2009-0459.html'}, {'name': '[oss-security] 20090302 Re: CVE request: kernel: memory disclosure in SO_BSDCOMPAT gsopt', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://www.openwall.com/lists/oss-security/2009/03/02/6'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://www.vmware.com/security/advisories/VMSA-2009-0016.html'}, {'name': 'DSA-1749', 'tags': ['vendor-advisory', 'x_refsource_DEBIAN'], 'url': 'http://www.debian.org/security/2009/dsa-1749'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://patchwork.kernel.org/patch/6816/'}, {'name': 'DSA-1794', 'tags': ['vendor-advisory', 'x_refsource_DEBIAN'], 'url': 'http://www.debian.org/security/2009/dsa-1794'}, {'name': '[linux-kernel] 20090223 net: amend the fix for SO_BSDCOMPAT gsopt infoleak', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://marc.info/?l=linux-kernel&m=123540732700371&w=2'}, {'name': '33758', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/33758'}, {'name': 'SUSE-SA:2009:030', 'tags': ['vendor-advisory', 'x_refsource_SUSE'], 'url': 'http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html'}, {'name': 'USN-751-1', 'tags': ['vendor-advisory', 'x_refsource_UBUNTU'], 'url': 'http://www.ubuntu.com/usn/usn-751-1'}, {'name': 'oval:org.mitre.oval:def:11653', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11653'}, {'name': '33846', 'tags': ['vdb-entry', 'x_refsource_BID'], 'url': 'http://www.securityfocus.com/bid/33846'}, {'name': '35011', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/35011'}, {'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': '[oss-security] 20090224 Re: CVE request: kernel: memory disclosure in SO_BSDCOMPAT gsopt', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://www.openwall.com/lists/oss-security/2009/02/24/1'}, {'name': 'SUSE-SA:2009:031', 'tags': ['vendor-advisory', 'x_refsource_SUSE'], 'url': 'http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html'}, {'name': 'SUSE-SA:2009:021', 'tags': ['vendor-advisory', 'x_refsource_SUSE'], 'url': 'http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00007.html'}, {'name': '[linux-kernel] 20090212 [PATCH] 4 bytes kernel memory disclosure in SO_BSDCOMPAT gsopt try #2', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://lkml.org/lkml/2009/2/12/123'}, {'name': '34981', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/34981'}, {'name': '34394', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/34394'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=df0bca049d01c0ee94afb7cd5dfd959541e6c8da'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'https://bugzilla.redhat.com/show_bug.cgi?id=486305'}, {'name': 'DSA-1787', 'tags': ['vendor-advisory', 'x_refsource_DEBIAN'], 'url': 'http://www.debian.org/security/2009/dsa-1787'}, {'name': 'MDVSA-2009:071', 'tags': ['vendor-advisory', 'x_refsource_MANDRIVA'], 'url': 'http://www.mandriva.com/security/advisories?name=MDVSA-2009:071'}, {'name': '34680', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/34680'}, {'name': 'ADV-2009-3316', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2009/3316'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.6'}, {'name': '35394', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/35394'}]
CVE State: PUBLISHED