🛡️ CVE-2026-46291 — kernel

🟡 CVSS 5.5 — Medium ✅ No Known Exploit NVD
5.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

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.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Affected software

CVE-2026-46291 is recorded against 3 packages.

  • kernel (from 6.19.0 up to 7.0.7)
  • linux-kernel (from 6.19 up to 7.0.7)
  • unknown

Timeline and source

Published on 8 June 2026 and last revised on 28 July 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
github.com (Advisory)
nvd.nist.gov (Advisory)
git.kernel.org (Package)

CVE-2026-46291 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity Medium
CVSS Score 5.5
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE N/A
Public Exploit ✅ No
Source NVD
Published 2026-06-08
Updated 2026-08-12
Modified 2026-07-28

Affected Packages

Software From version Fixed in
kernel 6.19.0 7.0.7
linux-kernel 6.19 7.0.7
unknown — —

References

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