What is CVE-2025-71110?

CVE-2025-71110 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 7.8/10. Published 2026-01-14.

How severe is CVE-2025-71110?

High severity. CVSS v3 base score is 7.8 out of 10.

Use After Free in Linux

CVE-2025-71110

In the Linux kernel, the following vulnerability has been resolved: mm/slub: reset KASAN tag in defer_free() before accessing freed memory When CONFIG_SLUB_TINY is enabled, kfree_nolock() calls kasan_slab_free() before defer_free(). On A…

Vulnerability class: Use-After-Free

EPSS: 0.001 (2.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions af92793e52c3a99b828ed4bdd277fd3e11c18d08, 6.18, 0
Linux Linux_kernel — versions 6.18, 6.19

Weakness classification (CWE)

CWE-416 — Use After Free

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2025-71110?: CVE-2025-71110 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 7.8/10. Published 2026-01-14.
How severe is CVE-2025-71110?: High severity. CVSS v3 base score is 7.8 out of 10.