CVE-2022-48654
High
netfilter: nfnetlink_osf: fix possible bogus match in nf_osf_find()
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.
Exploit probability
0.2%
Published
April 28, 2024
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2022-48654
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/559c36c5a8d730c49ef805a72b213d3bba155cc8
- https://git.kernel.org/stable/c/5d75fef3e61e797fab5c3fbba88caa74ab92ad47
- https://git.kernel.org/stable/c/633c81c0449663f57d4138326d036dc6cfad674e
- https://git.kernel.org/stable/c/721ea8ac063d70c2078c4e762212705de6151764
- https://git.kernel.org/stable/c/816eab147e5c6f6621922b8515ad9010ceb1735e
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48654.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-48654