CVE-2022-48654

low-risk
Published 2024-04-28

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.

Do I need to act?

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0.02% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (10)

Patch https://git.kernel.org/stable/c/559c36c5a8d730c49ef805a72b213d3bba155cc8
Patch https://git.kernel.org/stable/c/5d75fef3e61e797fab5c3fbba88caa74ab92ad47
Patch https://git.kernel.org/stable/c/633c81c0449663f57d4138326d036dc6cfad674e
Patch https://git.kernel.org/stable/c/721ea8ac063d70c2078c4e762212705de6151764
Patch https://git.kernel.org/stable/c/816eab147e5c6f6621922b8515ad9010ceb1735e
Patch https://git.kernel.org/stable/c/559c36c5a8d730c49ef805a72b213d3bba155cc8
Patch https://git.kernel.org/stable/c/5d75fef3e61e797fab5c3fbba88caa74ab92ad47
Patch https://git.kernel.org/stable/c/633c81c0449663f57d4138326d036dc6cfad674e
Patch https://git.kernel.org/stable/c/721ea8ac063d70c2078c4e762212705de6151764
Patch https://git.kernel.org/stable/c/816eab147e5c6f6621922b8515ad9010ceb1735e
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal