National Vulnerability Database

National Vulnerability Database

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Database

    Vulnerabilities Detail

CVE-2013-4312 Detail

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.

Source:  MITRE
Description Last Modified:  02/07/2016

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.2 MEDIUM
Vector: AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 2.5

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=712f4aad406bb1ed67f3f98d04c044191f0ff593 Vendor Advisory
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 Vendor Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html Third Party Advisory
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 Issue Tracking Third Party Advisory VDB Entry
https://github.com/torvalds/linux/commit/712f4aad406bb1ed67f3f98d04c044191f0ff593 Vendor Advisory
https://security-tracker.debian.org/tracker/CVE-2013-4312 Third Party Advisory VDB Entry

Technical Details

Vulnerability Type (View All)

Change History

9 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-4312
NVD Published Date:
02/07/2016
NVD Last Modified:
01/04/2018