Permissions, privileges, and access controls in Linux kernel - CVE-2016-6187
Published: August 6, 2016 / Updated: June 28, 2024
Vulnerability identifier: #VU92453
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2016-6187
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to permissions, privileges, and access controls error within the apparmor_setprocattr() and aa_current_profile() functions in security/apparmor/lsm.c. A local user can execute arbitrary code.
How to mitigate CVE-2016-6187
Install update from vendor's repository.
Sources
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=30a46a4647fd1df9cf52e43bf467f0d9265096ca
- http://www.openwall.com/lists/oss-security/2016/07/09/2
- http://marc.info/?l=linux-kernel&m=146793642811929&w=2
- https://github.com/torvalds/linux/commit/30a46a4647fd1df9cf52e43bf467f0d9265096ca
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.5
- https://bugzilla.redhat.com/show_bug.cgi?id=1354383
- http://www.securityfocus.com/bid/91696