What is CVE-2026-53174?

CVE-2026-53174 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-06-25.

How severe is CVE-2026-53174?

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

Vulnerability in Linux

CVE-2026-53174

In the Linux kernel, the following vulnerability has been resolved: ovl: keep err zero after successful ovl_cache_get() ovl_iterate_merged() stores PTR_ERR(cache) in err before checking IS_ERR(cache). On success err holds the truncated c…

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 d25e4b739f8378419f990983f2542160e79738c5, 6.19, 0
Linux Linux_kernel — versions 7.1

References

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

Frequently asked questions

What is CVE-2026-53174?: CVE-2026-53174 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-06-25.
How severe is CVE-2026-53174?: High severity. CVSS v3 base score is 7.8 out of 10.