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CVE-2012-2745

19
FAUCET Score

CVE-2012-2745 describes a denial-of-service vulnerability in the Linux kernel before version 3.3.2, specifically within the copy_creds function. A local attacker can exploit this by crafting an application that uses the fork system call, leading to a system panic. The vulnerability has a CVSS score of 4.7, indicating a low attack complexity and local access requirement, with a high impact on availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.3.1CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
3.3CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.3:*:*:*:*:*:*:*
3.3CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.3:rc1:*:*:*:*:*:*
3.3CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.3:rc2:*:*:*:*:*:*
3.3CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.3:rc3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.7MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0038 is in the 48th 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 (2)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: kernel-0:2.6.32-279.1.1.el6
View patch

Vendor Advisories (1)

redhatCVE-2012-2745Moderate

kernel: cred: copy_process() should clear child->replacement_session_keyring

Jul 10, 2012

References

git.kernel.org
rhn.redhat.com / errata/RHSA-2012-1064.html
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/50633
secunia.com / advisories/50853
secunia.com / advisories/50961
github.com / torvalds/linux/commit/79549c6dfda0603dba9a70a53467ce62d9335c33
Patch
kernel.org / pub/linux/kernel/v3.x/ChangeLog-3.3.2
securityfocus.com / bid/54365
securitytracker.com / id
ubuntu.com / usn/USN-1567-1
ubuntu.com / usn/USN-1597-1
ubuntu.com / usn/USN-1606-1