Input validation error in Linux kernel - CVE-2016-2383
Published: April 27, 2016 / Updated: January 31, 2022
Vulnerability identifier: #VU94158
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-2383
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to improper input validation within the adjust_branches() function in kernel/bpf/verifier.c. A local user can gain access to sensitive information.
How to mitigate CVE-2016-2383
Install update from vendor's website.
Sources
- http://www.openwall.com/lists/oss-security/2016/02/14/1
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a1b14d27ed0965838350f1377ff97c93ee383492
- https://bugzilla.redhat.com/show_bug.cgi?id=1308452
- https://github.com/torvalds/linux/commit/a1b14d27ed0965838350f1377ff97c93ee383492
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html
- http://www.ubuntu.com/usn/USN-2947-1
- http://www.ubuntu.com/usn/USN-2947-2
- http://www.ubuntu.com/usn/USN-2947-3