The actions implementation in the network queueing functionality in the...
Vulnerability Description
The actions implementation in the network queueing functionality in the Linux kernel before 2.6.36-rc2 does not properly initialize certain structure members when performing dump operations, which allows local users to obtain potentially sensitive information from kernel memory via vectors related to (1) the tcf_gact_dump function in net/sched/act_gact.c, (2) the tcf_mirred_dump function in net/sched/act_mirred.c, (3) the tcf_nat_dump function in net/sched/act_nat.c, (4) the tcf_simp_dump function in net/sched/act_simple.c, and (5) the tcf_skbedit_dump function in net/sched/act_skbedit.c.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=624903
- http://www.redhat.com/support/errata/RHSA-2010-0723.html
- http://www.ubuntu.com/usn/USN-1000-1
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00005.html
- http://www.redhat.com/support/errata/RHSA-2010-0771.html
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://secunia.com/advisories/46397
- http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.git%3Ba=commit%3Bh=1c40be12f7d8ca1d387510d39787b12e512a7ce8
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.36-rc2
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html
- http://www.vupen.com/english/advisories/2010/2430
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html
- http://www.vupen.com/english/advisories/2011/0298
- http://patchwork.ozlabs.org/patch/61857/
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://support.avaya.com/css/P8/documents/100113326
- http://www.openwall.com/lists/oss-security/2010/08/18/1
- http://www.securityfocus.com/bid/42529
- http://www.openwall.com/lists/oss-security/2010/08/19/4
- http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html
- http://secunia.com/advisories/41512
- http://www.redhat.com/support/errata/RHSA-2010-0779.html
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CVSS Vectors
Weaknesses (CWE)
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MITRE ATT&CK TTPs
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