CVE-2026-31559
kernel: LoongArch: Fix missing NULL checks for kstrdup()
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Severity
UnknownRed Hat Product Security
CVSS
Review impact separately from score.
Published · April 24, 2026
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel. During the system's initial startup, a critical error can occur if memory allocation fails while the system is reading CPU information. This is due to a missing check for empty or invalid data when duplicating strings, which can lead to a system crash, resulting in a Denial of Service (DoS).
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-476 · NULL Pointer Dereference