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Medium severity5.5NVD Advisory· Published May 8, 2025· Updated Jun 17, 2026

CVE-2025-37808

CVE-2025-37808

Description

In the Linux kernel, the following vulnerability has been resolved:

crypto: null - Use spin lock instead of mutex

As the null algorithm may be freed in softirq context through af_alg, use spin locks instead of mutexes to protect the default null algorithm.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

5
  • Linux/Kernelllm-fuzzy3 versions
    (expand)+ 2 more
    • (no CPE)
    • (no CPE)range: 4.2
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=4.2,<5.4.293
  • Debian/linux
    cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
  • osv-coords
    pkg:linux/kernel
    Range: >= 4.2.0, < 5.4.293

Patches

Vulnerability mechanics

References

10

News mentions

0

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