CVE-2013-4312 Information

Description

The Linux kernel before 4.4.1 allows local users to bypass file-descriptor limits and cause a denial of service (memory consumption) by sending each descriptor over a UNIX socket before closing it related to net/unix/af_unix.c and net/unix/garbage.c.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=712f4aad406bb1ed67f3f98d04c044191f0ff593 http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176464.html http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.html http://rhn.redhat.com/errata/RHSA-2016-0855.html http://rhn.redhat.com/errata/RHSA-2016-2574.html http://rhn.redhat.com/errata/RHSA-2016-2584.html http://www.debian.org/security/2016/dsa-3448 http://www.debian.org/security/2016/dsa-3503 http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1 http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html http://www.securityfocus.com/bid/82986 http://www.ubuntu.com/usn/USN-2929-1 http://www.ubuntu.com/usn/USN-2929-2 http://www.ubuntu.com/usn/USN-2931-1 http://www.ubuntu.com/usn/USN-2932-1 http://www.ubuntu.com/usn/USN-2967-1 http://www.ubuntu.com/usn/USN-2967-2 https://bugzilla.redhat.com/show_bug.cgi?id=1297813 https://github.com/torvalds/linux/commit/712f4aad406bb1ed67f3f98d04c044191f0ff593 https://security-tracker.debian.org/tracker/CVE-2013-4312

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.2