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CVE-2012-6541

11
FAUCET Score

CVE-2012-6541 is a local information disclosure vulnerability in the Linux kernel, specifically affecting versions prior to 3.6. It stems from an uninitialized structure in the ccid3_hc_tx_getsockopt function, allowing local users to potentially extract sensitive data from kernel stack memory. With a CVSS score of 1.9, this vulnerability has low severity, requiring local access and medium attack complexity to achieve partial confidentiality impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.5.7CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc1:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc2:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc3:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc4:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

1.9LOW

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.35%
Probability of exploitation in next 30 days
EPSS Percentile
28.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0035 is in the 57th percentile among its peer group of 747 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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

Vendor Advisories (1)

redhatCVE-2012-6541Low

Kernel: dccp: informaion leak via getsockopt(DCCP_SOCKOPT_CCID_TX_INFO)

Aug 15, 2012

References

git.kernel.org
github.com / torvalds/linux/commit/7b07f8eb75aa3097cdfd4f6eac3da49db787381d
kernel.org / pub/linux/kernel/v3.x/patch-3.6.bz2
Patch
openwall.com / lists/oss-security/2013/03/05/13