CVE-2026-46291
Not scored
crypto: caam - guard HMAC key hex dumps in hash_digest_key
In the Linux kernel, the following vulnerability has been resolved: crypto: caam - guard HMAC key hex dumps in hash_digest_key Use print_hex_dump_devel() for dumping sensitive HMAC key bytes in hash_digest_key() to avoid leaking secrets at runtime when CONFIG_DYNAMIC_DEBUG is enabled.
Exploit probability
0.1%
Published
June 8, 2026
Required by
Not available
Last source change
July 21, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2026-46291
View original source
In the Linux kernel, the following vulnerability has been resolved: crypto: caam - guard HMAC key hex dumps in hash_digest_key Use print_hex_dump_devel() for dumping sensitive HMAC key bytes in hash_digest_key() to avoid leaking secrets at runtime when CONFIG_DYNAMIC_DEBUG is enabled.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/177730a273b18e195263ed953853273e901b5064
- https://git.kernel.org/stable/c/2adbfca7452eeac45117b8e803288a2767f7075f
- https://git.kernel.org/stable/c/5cffe3c136891aa4d579bf5c079a68f7cb371b0c
- https://git.kernel.org/stable/c/a9207798fe619cbc85c8744a9b9e2af1db2b6e1a
- https://git.kernel.org/stable/c/b8f12d9b00c1950779e5679b9c13908584682bb6
- https://git.kernel.org/stable/c/c7e52fe3f7901ccb9cd29b3f7c683d809ba87e48
- https://git.kernel.org/stable/c/cd849c07b8d706425e60a4dfcef54b7b67c967ce
- https://git.kernel.org/stable/c/e8e72fdf47bd5ef7abe642b034c6178a61a8580a
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46291.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-46291