CVE-2011-3151

SELinux initscript misuse of touch

Description

The Ubuntu SELinux initscript before version 1:0.10 used touch to create a lockfile in a world-writable directory. If the OS kernel does not have symlink protections then an attacker can cause a zero byte file to be allocated on any writable filesystem.

Category

5.2
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.16%
Third-Party Advisory launchpadlibrarian.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://launchpadlibrarian.net/88098106/selinux_0.10~10.04.1.debdiff third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2011-3151?
CVE-2011-3151 has been scored as a medium severity vulnerability.
How to fix CVE-2011-3151?
To fix CVE-2011-3151, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-3151 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-3151 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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