netfilter: nfnetlink_osf: fix possible bogus match in nf_osf_find()
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.2%
exploitation probability
0.2%top 86% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/559c36c5a8d730c49ef805a72b213d3bba155cc8https://git.kernel.org/stable/c/5d75fef3e61e797fab5c3fbba88caa74ab92ad47https://git.kernel.org/stable/c/633c81c0449663f57d4138326d036dc6cfad674ehttps://git.kernel.org/stable/c/721ea8ac063d70c2078c4e762212705de6151764https://git.kernel.org/stable/c/816eab147e5c6f6621922b8515ad9010ceb1735e