Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2014-4654

18
FAUCET Score

CVE-2014-4654 describes an authorization bypass vulnerability in the ALSA sound control implementation of the Linux kernel, specifically affecting versions prior to 3.15.2. This flaw allows local users with /dev/snd/controlCX access to remove kernel controls via SNDRV_CTL_IOCTL_ELEM_REPLACE commands, leading to a denial of service through a use-after-free condition and system crash. The vulnerability has a CVSS score of 4.6, indicating a low severity with local access, low attack complexity, and potential for partial impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.15.2CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
10CPE matchmatch criteria
cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:ltss:*:*:*
12.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.6MEDIUM

AV:L/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.50%
Probability of exploitation in next 30 days
EPSS Percentile
39.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0050 is in the 75th percentile among its peer group of 3,050 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: kernel-0:2.6.32-504.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-0:3.10.0-123.13.1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise MRG 2Fixed in: kernel-rt-0:3.10.33-rt32.45.el6rt
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kernel

Vendor Advisories (1)

redhatCVE-2014-4654Moderate

Kernel: ALSA: control: use-after-free in replacing user controls

Jun 18, 2014

References

git.kernel.org
lists.opensuse.org / opensuse-security-announce/2015-04/msg00020.html
Mailing ListThird Party Advisory
rhn.redhat.com / errata/RHSA-2014-1083.html
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
secunia.com / advisories/59434
Third Party Advisory
secunia.com / advisories/59777
Third Party Advisory
secunia.com / advisories/60545
Third Party Advisory
secunia.com / advisories/60564
Third Party Advisory
github.com / torvalds/linux/commit/82262a46627bebb0febcc26664746c25cef08563
PatchThird Party Advisory
kernel.org / pub/linux/kernel/v3.x/ChangeLog-3.15.2
Release NotesVendor Advisory
openwall.com / lists/oss-security/2014/06/26/6
Mailing ListThird Party Advisory
securityfocus.com / bid/68162
Third Party AdvisoryVDB Entry
ubuntu.com / usn/USN-2334-1
Third Party Advisory
ubuntu.com / usn/USN-2335-1
Third Party Advisory