CVE-2022-48654

netfilter: nfnetlink_osf: fix possible bogus match in nf_osf_find()

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_osf: fix possible bogus match in nf_osf_find() nf_osf_find() incorrectly returns true on mismatch, this leads to copying uninitialized memory area in nft_osf which can be used to leak stale kernel stack data to userspace.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.07%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/721ea8ac063d70c2078c4e762212705de6151764 patch
https://git.kernel.org/stable/c/5d75fef3e61e797fab5c3fbba88caa74ab92ad47 patch
https://git.kernel.org/stable/c/816eab147e5c6f6621922b8515ad9010ceb1735e patch
https://git.kernel.org/stable/c/633c81c0449663f57d4138326d036dc6cfad674e patch
https://git.kernel.org/stable/c/559c36c5a8d730c49ef805a72b213d3bba155cc8 patch

Frequently Asked Questions

What is the severity of CVE-2022-48654?
CVE-2022-48654 has been scored as a medium severity vulnerability.
How to fix CVE-2022-48654?
To fix CVE-2022-48654, 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-2022-48654 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-48654 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.
What software or system is affected by CVE-2022-48654?
CVE-2022-48654 affects Linux Linux, Linux Linux.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.