Description
The vmci_transport_dgram_dequeue function in net/vmw_vsock/vmci_transport.c in the Linux kernel before 3.9-rc7 does not properly initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.
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
- https://github.com/torvalds/linux/commit/680d04e0ba7e926233e3b9cee59125ce181f66ba ↗
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=680d04e0ba7e926233e3b9cee59125ce181f66ba ↗
- https://lkml.org/lkml/2013/4/14/107 ↗
- http://www.openwall.com/lists/oss-security/2013/04/14/3 ↗
- http://xforce.iss.net/xforce/xfdb/83698 ↗
- http://www.openwall.com/lists/oss-security/2013/04/22/13 ↗
- http://www.securityfocus.com/bid/59391 ↗
- http://www.openwall.com/lists/oss-security/2013/04/22/14 ↗
- http://www.openwall.com/lists/oss-security/2013/04/22/11 ↗
- http://www.openwall.com/lists/oss-security/2013/04/23/2 ↗
- http://www.openwall.com/lists/oss-security/2013/04/22/3 ↗