high7.2
CVE-2012-2136
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 use…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 3.0.37 from 3.1 before 3.2.23 from 3.3 before 3.4.5 |
Weakness classification
References
- NVD record
- CVE.org record
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cc9b17ad29ecaa20bfe426a8d4dbfb94b13ff1cc
- http://rhn.redhat.com/errata/RHSA-2012-0743.html
- http://rhn.redhat.com/errata/RHSA-2012-1087.html
- http://secunia.com/advisories/50807
- http://ubuntu.com/usn/usn-1529-1
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
- http://www.securityfocus.com/bid/53721
- http://www.ubuntu.com/usn/USN-1535-1
- https://bugzilla.redhat.com/show_bug.cgi?id=816289
- https://github.com/torvalds/linux/commit/cc9b17ad29ecaa20bfe426a8d4dbfb94b13ff1cc
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cc9b17ad29ecaa20bfe426a8d4dbfb94b13ff1cc
- http://rhn.redhat.com/errata/RHSA-2012-0743.html
- http://rhn.redhat.com/errata/RHSA-2012-1087.html
- http://secunia.com/advisories/50807
- http://ubuntu.com/usn/usn-1529-1
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
- http://www.securityfocus.com/bid/53721
- http://www.ubuntu.com/usn/USN-1535-1
- https://bugzilla.redhat.com/show_bug.cgi?id=816289
- https://github.com/torvalds/linux/commit/cc9b17ad29ecaa20bfe426a8d4dbfb94b13ff1cc