Description
The apparmor_setprocattr function in security/apparmor/lsm.c in the Linux kernel before 4.6.5 does not validate the buffer size, which allows local users to gain privileges by triggering an AppArmor setprocattr hook.
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/30a46a4647fd1df9cf52e43bf467f0d9265096ca ↗
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=30a46a4647fd1df9cf52e43bf467f0d9265096ca ↗
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.5 ↗
- http://www.openwall.com/lists/oss-security/2016/07/09/2 ↗
- http://marc.info/?l=linux-kernel&m=146793642811929&w=2 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1354383 ↗
- http://www.securityfocus.com/bid/91696 ↗