CVE-2013-3236

Published: April 22, 2013Last modified: April 19, 2024

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.

Status

References

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=680d04e0ba7e926233e3b9cee59125ce181f66ba
• http://www.openwall.com/lists/oss-security/2013/04/14/3
• http://www.openwall.com/lists/oss-security/2013/04/22/11
• http://www.openwall.com/lists/oss-security/2013/04/22/13
• http://www.openwall.com/lists/oss-security/2013/04/22/14
• http://www.openwall.com/lists/oss-security/2013/04/22/3
• http://www.openwall.com/lists/oss-security/2013/04/23/2
• http://www.securityfocus.com/bid/59391
• http://xforce.iss.net/xforce/xfdb/83698
• https://github.com/torvalds/linux/commit/680d04e0ba7e926233e3b9cee59125ce181f66ba
• https://lkml.org/lkml/2013/4/14/107