Information exposure in Linux kernel - CVE-2016-4580
Published: May 23, 2016 / Updated: November 28, 2016
Vulnerability identifier: #VU92461
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-2016-4580
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 x25_negotiate_facilities() function in net/x25/x25_facilities.c. A remote non-authenticated attacker can gain access to sensitive information.
How to mitigate CVE-2016-4580
Install update from vendor's repository.
Sources
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=79e48650320e6fba48369fccf13fd045315b19b8
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
- http://www.debian.org/security/2016/dsa-3607
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
- http://www.openwall.com/lists/oss-security/2016/05/10/12
- http://www.securityfocus.com/bid/90528
- http://www.ubuntu.com/usn/USN-3016-1
- http://www.ubuntu.com/usn/USN-3016-2
- http://www.ubuntu.com/usn/USN-3016-3
- http://www.ubuntu.com/usn/USN-3016-4
- http://www.ubuntu.com/usn/USN-3017-1
- http://www.ubuntu.com/usn/USN-3017-2
- http://www.ubuntu.com/usn/USN-3017-3
- http://www.ubuntu.com/usn/USN-3018-1
- http://www.ubuntu.com/usn/USN-3018-2
- http://www.ubuntu.com/usn/USN-3019-1
- http://www.ubuntu.com/usn/USN-3020-1
- http://www.ubuntu.com/usn/USN-3021-1
- http://www.ubuntu.com/usn/USN-3021-2
- https://github.com/torvalds/linux/commit/79e48650320e6fba48369fccf13fd045315b19b8