CVE-2011-2484

Description

The add_del_listener function in kernel/taskstats.c in the Linux kernel 2.6.39.1 and earlier does not prevent multiple registrations of exit handlers, which allows local users to cause a denial of service (memory and CPU consumption), and bypass the OOM Killer, via a crafted application.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.04%
Third-Party Advisory securityfocus.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/48383 vdb entry third party advisory
http://openwall.com/lists/oss-security/2011/06/22/2 mailing list patch
https://bugzilla.redhat.com/show_bug.cgi?id=715436 issue tracking
http://lists.openwall.net/linux-kernel/2011/06/16/605 mailing list patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/68150 vdb entry
http://openwall.com/lists/oss-security/2011/06/22/1 mailing list patch

Frequently Asked Questions

What is the severity of CVE-2011-2484?
CVE-2011-2484 has been scored as a medium severity vulnerability.
How to fix CVE-2011-2484?
To fix CVE-2011-2484, 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-2011-2484 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-2484 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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