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Status published
High
CVE-2012-2136
The sock_alloc_send_pskb function in net/core/sock.c in the Linux kernel before...
Vulnerability Description
The sock_alloc_send_pskb function in net/core/sock.c in the Linux kernel before 3.4.5 does not properly validate a certain length value, which allows local users to cause a denial of service (heap-based buffer overflow and system crash) or possibly gain privileges by leveraging access to a TUN/TAP device.
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
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
- http://rhn.redhat.com/errata/RHSA-2012-0743.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cc9b17ad29ecaa20bfe426a8d4dbfb94b13ff1cc
- http://www.securityfocus.com/bid/53721
- https://github.com/torvalds/linux/commit/cc9b17ad29ecaa20bfe426a8d4dbfb94b13ff1cc
- http://www.ubuntu.com/usn/USN-1535-1
- http://ubuntu.com/usn/usn-1529-1
- https://bugzilla.redhat.com/show_bug.cgi?id=816289
- http://rhn.redhat.com/errata/RHSA-2012-1087.html
- http://secunia.com/advisories/50807
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Affected Vendor
linux
View all reports →Affected Software
linux kernel
Vulnerable Versions:
0, 3.1, 3.3
Timeline
Official Publish:
August 9th, 2012
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.