Information exposure in Linux kernel - CVE-2016-4485
Published: May 23, 2016 / Updated: September 12, 2023
Vulnerability identifier: #VU92464
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-4485
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The vulnerability exists due to information exposure error within the llc_cmsg_rcv() function in net/llc/af_llc.c. A remote non-authenticated attacker can gain access to sensitive information.
How to mitigate CVE-2016-4485
Install update from vendor's repository.
Sources
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
- http://www.openwall.com/lists/oss-security/2016/05/04/26
- https://github.com/torvalds/linux/commit/b8670c09f37bdf2847cc44f36511a53afc6161fd
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b8670c09f37bdf2847cc44f36511a53afc6161fd
- https://bugzilla.redhat.com/show_bug.cgi?id=1333309
- http://www.ubuntu.com/usn/USN-2997-1
- http://www.ubuntu.com/usn/USN-2996-1
- http://www.ubuntu.com/usn/USN-3002-1
- http://www.ubuntu.com/usn/USN-3001-1
- http://www.ubuntu.com/usn/USN-3004-1
- http://www.ubuntu.com/usn/USN-2989-1
- http://www.ubuntu.com/usn/USN-3000-1
- http://www.ubuntu.com/usn/USN-2998-1
- http://www.ubuntu.com/usn/USN-3003-1
- http://www.ubuntu.com/usn/USN-3005-1
- http://www.ubuntu.com/usn/USN-3007-1
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- http://www.ubuntu.com/usn/USN-3006-1
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
- http://www.debian.org/security/2016/dsa-3607
- http://www.securityfocus.com/bid/90015
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html