CVE-2024-42229
kernel: crypto: aead,cipher - zeroize key buffer after use
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 30, 2024
Updated · February 2, 2026
Description
A vulnerability was found in the Linux kernel function setkey_unaligned() where improper handling of variables that temporarily hold cryptographic information do not have their memory properly zeroed once they are no longer needed. This could lead to sensitive data potentially being leaked.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 4.1CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
CWE-244 · Improper Clearing of Heap Memory Before Release ('Heap Inspection')