CVE-2012-6538

The copy_to_user_auth function in net/xfrm/xfrm_user.c in the Linux kernel before 3.6 uses an incorrect C library function for copying a string, which allows local users to obtain sensitive information from kernel heap memory by leveraging the CAP_NET_ADMIN capability.

Score

CVSS 2.0 1.9 Low

Status

Modified - cve@mitre.org

Published

2013-03-15

Last modified

2024-08-06

Weaknesses

CWE-200

Affected products

• Linux Kernel (Linux)
• Enterprise Linux (Redhat)

References

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4c87308bdea31a7b4828a51f6156e6f721a1fcc9
• http://rhn.redhat.com/errata/RHSA-2013-0744.html
• http://www.openwall.com/lists/oss-security/2013/03/05/13
• https://github.com/torvalds/linux/commit/4c87308bdea31a7b4828a51f6156e6f721a1fcc9
• https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2