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CVE-2012-1568

13
FAUCET Score

CVE-2012-1568 describes a weakness in the ExecShield feature within a Red Hat Linux kernel patch affecting Red Hat Enterprise Linux 5 and 6, and Fedora 15 and 16. This vulnerability allows context-dependent attackers to bypass Address Space Layout Randomization (ASLR) by exploiting predictable base addresses of shared libraries when a 32-bit executable uses many of them. With a CVSS score of 1.9, this is a low-severity vulnerability requiring local access and medium attack complexity, primarily impacting integrity by facilitating ASLR bypass. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
15CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:*
16CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:16:*:*:*:*:*:*:*
5CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

1.9LOW

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
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
0.36%
Probability of exploitation in next 30 days
EPSS Percentile
28.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0036 is in the 61st 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

Patch Available

Vendor Patches (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kernel-0:2.6.18-348.1.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: kernel-0:2.6.32-279.14.1.el6
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux Extended Update Support 5.6Fixed in: kernel
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux Extended Update Support 6.2Fixed in: kernel

Vendor Advisories (1)

redhatCVE-2012-1568Low

kernel: execshield: predictable ascii armour base address

Mar 17, 2012

References

openwall.com / lists/oss-security/2012/03/21/3
bugzilla.redhat.com / show_bug.cgi
scarybeastsecurity.blogspot.com / 2012/03/some-random-observations-on-linux-aslr.html
oss.oracle.com / git
openwall.com / lists/oss-security/2012/03/20/4