CVE-2026-64553
net: psample: fix info leak in PSAMPLE_ATTR_DATA
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
In the Linux kernel, the following vulnerability has been resolved: net: psample: fix info leak in PSAMPLE_ATTR_DATA psample open codes nla_put() presumably to avoid wiping the data with 0s just to override it with packet data. This open coding is missing clearing the pad, however, each netlink attr is padded to 4B and data_len may not be divisible by 4B.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
4.11
References 8
git.kernel.org
- stable/c/0d3ea2ccddda442077fc44f11d873209c97ec50b
- stable/c/7fe7e6949964aa8ee6305f09db2dc9eede977bb3
- stable/c/e2fa322782a2d7d8078f7bb20817e0aa9f7c32e9
- stable/c/befe1ebe7fc2c65c80074bc34ceeb0a721ed3cd2
- stable/c/48930f6c59fd0056c2de46ce52bfe27d9c9e5eb6
- stable/c/a6cfb924ad74efce254e99c197d2e3863de70868
- stable/c/794a0d8bdbb39e083ed42caccb86d687a9b53570
- stable/c/aedd02af1f8b0bceb7f42f5a21c41634ca9ed390