CVE-2022-29581

Public Exploit

Description

Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege escalation to root. This issue affects: Linux Kernel versions prior to 5.18; version 4.14 and later versions.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory debian.org Vendor Advisory kernel.org Vendor Advisory kernel.dance
Affected: Linux Kernel
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3db09e762dc79584a69c10d74a6b98f89a9979f8 vendor advisory patch
https://kernel.dance/#3db09e762dc79584a69c10d74a6b98f89a9979f8 vendor advisory patch
http://www.openwall.com/lists/oss-security/2022/05/18/2 mailing list patch third party advisory
http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html vdb entry third party advisory
https://security.netapp.com/advisory/ntap-20220629-0005/ third party advisory
https://www.debian.org/security/2022/dsa-5173 vendor advisory third party advisory
http://packetstormsecurity.com/files/168191/Kernel-Live-Patch-Security-Notice-LSN-0089-1.html vdb entry third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2022-29581?
CVE-2022-29581 has been scored as a high severity vulnerability.
How to fix CVE-2022-29581?
To fix CVE-2022-29581, 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-2022-29581 being actively exploited in the wild?
It is possible that CVE-2022-29581 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-29581?
CVE-2022-29581 affects Linux Kernel.
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