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CVE-2010-4527

22
FAUCET Score

CVE-2010-4527 is a buffer overflow vulnerability in the Linux kernel's OSS sound subsystem, specifically affecting the load_mixer_volumes function in sound/oss/soundcard.c. This flaw arises from an incorrect expectation that a name field is null-terminated, impacting Linux kernel versions prior to 2.6.37. With a CVSS score of 6.9, this vulnerability allows local attackers to achieve privilege escalation, or potentially disclose sensitive kernel memory, through a crafted SOUND_MIXER_SETLEVELS ioctl call, requiring medium attack complexity. 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
< 2.6.37CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.9MEDIUM

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.49%
Probability of exploitation in next 30 days
EPSS Percentile
39.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0049 is in the 76th percentile among its peer group of 1,595 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 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 (3)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: kernel-0:2.6.9-100.EL
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kernel

Vendor Advisories (1)

redhatCVE-2010-4527Important

kernel: buffer overflow in OSS load_mixer_volumes

Dec 29, 2010

References

git.kernel.org
lists.opensuse.org / opensuse-security-announce/2011-02/msg00002.html
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2010/12/31/1
Mailing ListPatchThird Party Advisory
openwall.com / lists/oss-security/2010/12/31/4
Mailing ListThird Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
secunia.com / advisories/42765
Third Party Advisory
secunia.com / advisories/43291
Third Party Advisory
kernel.org / pub/linux/kernel/v2.6/ChangeLog-2.6.37
Broken Link
securityfocus.com / bid/45629
Third Party AdvisoryVDB Entry
vupen.com / english/advisories/2011/0375
Third Party Advisory
xorl.wordpress.com / 2011/01/09/cve-2010-4527-linux-kernel-oss-sound-card-driver-buffer-overflow
ExploitThird Party Advisory