Description
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.
References (5)
Core 5
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2013-0744.html
Mailing List mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2013/03/05/13
Patch x_refsource_confirm
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4c87308bdea31a7b4828a51f6156e6f721a1fcc9
Patch x_refsource_confirm
https://github.com/torvalds/linux/commit/4c87308bdea31a7b4828a51f6156e6f721a1fcc9
Patch x_refsource_confirm
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2
Scores
EPSS
0.0008
EPSS Percentile
23.2%
Details
CWE
CWE-200
Status
published
Products (44)
linux/linux_kernel
3.0 rc1 (7 CPE variants)
linux/linux_kernel
3.0.1
linux/linux_kernel
3.0.2
linux/linux_kernel
3.0.3
linux/linux_kernel
3.0.4
linux/linux_kernel
3.0.5
linux/linux_kernel
3.0.6
linux/linux_kernel
3.0.7
linux/linux_kernel
3.0.8
linux/linux_kernel
3.0.9
... and 34 more
Published
Mar 15, 2013
Tracked Since
Feb 18, 2026