Description
The llc_ui_getname function in net/llc/af_llc.c in the Linux kernel 2.6.31-rc7 and earlier does not initialize a certain data structure, which allows local users to read the contents of some kernel memory locations by calling getsockname on an AF_LLC socket.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=28e9fc592cb8c7a43e4d3147b38be6032a0e81bc ↗
- http://www.openwall.com/lists/oss-security/2009/08/26/1 ↗
- http://www.ubuntu.com/usn/USN-852-1 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=519305 ↗
- http://jon.oberheide.org/files/llc-getsockname-leak.c ↗
- http://www.exploit-db.com/exploits/9513 ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/52732 ↗
- http://www.securityfocus.com/bid/36126 ↗
- http://secunia.com/advisories/37105 ↗