Vulnerability Details : CVE-2014-4653
sound/core/control.c in the ALSA control implementation in the Linux kernel before 3.15.2 does not ensure possession of a read/write lock, which allows local users to cause a denial of service (use-after-free) and obtain sensitive information from kernel memory by leveraging /dev/snd/controlCX access.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-4653
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 8 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-4653
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST |
CWE ids for CVE-2014-4653
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-4653
-
http://rhn.redhat.com/errata/RHSA-2014-1083.html
RHSA-2014:1083 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1113409
1113409 – (CVE-2014-4653) CVE-2014-4653 Kernel: ALSA: control: do not access controls outside of protected regionsIssue Tracking;Third Party Advisory
-
http://www.ubuntu.com/usn/USN-2334-1
USN-2334-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2
Release Notes;Vendor Advisory
-
http://www.securityfocus.com/bid/68164
Linux Kernel 'control.c' File Use After Free Memory Corruption VulnerabilityThird Party Advisory;VDB Entry
-
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fd9f26e4eca5d08a27d12c0933fceef76ed9663d
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
-
https://github.com/torvalds/linux/commit/fd9f26e4eca5d08a27d12c0933fceef76ed9663d
ALSA: control: Don't access controls outside of protected regions · torvalds/linux@fd9f26e · GitHubPatch;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2014/06/26/6
oss-security - Re: CVE Request: Linux kernel ALSA core control API vulnerabilitiesMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
[security-announce] SUSE-SU-2015:0812-1: important: Security update forMailing List;Third Party Advisory
-
http://www.ubuntu.com/usn/USN-2335-1
USN-2335-1: Linux kernel (OMAP4) vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://secunia.com/advisories/60545
Sign inThird Party Advisory
Products affected by CVE-2014-4653
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:ltss:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*