What is CVE-2026-53160?

CVE-2026-53160 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 7.8/10. Published 2026-06-25.

How severe is CVE-2026-53160?

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

Use After Free in Linux

CVE-2026-53160

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix use-after-free race in fastrpc_map_create fastrpc_map_lookup returns a raw pointer after releasing fl->lock. The caller fastrpc_map_create then calls…

Vulnerability class: Use-After-Free

EPSS: 0.001 (2.6th 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 0b70ec82b309a4093106ff399da1911ad23b52d3, d7513b47082c08105e837b06cebeb3f07a5fa56f, 802359a52676176b18713e33caa17572ad009057
Linux Linux_kernel — versions 7.1

Weakness classification (CWE)

CWE-416 — Use After Free

References

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

Frequently asked questions

What is CVE-2026-53160?: CVE-2026-53160 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 7.8/10. Published 2026-06-25.
How severe is CVE-2026-53160?: High severity. CVSS v3 base score is 7.8 out of 10.