What is CVE-2026-53165?

CVE-2026-53165 is a high-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2026-06-25.

How severe is CVE-2026-53165?

High severity. CVSS v3 base score is 7.5 out of 10.

NULL pointer dereference in Linux

CVE-2026-53165

In the Linux kernel, the following vulnerability has been resolved: iomap: avoid potential null folio->mapping deref during error reporting When a buffered read fails, iomap_finish_folio_read() reports the error with fserror_report_io(fo…

EPSS: 0.003 (27.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions a9d573ee88af980f14fdadb5c12bbf6a195fb3f1, 7.0, 0
Linux Linux_kernel — versions 7.1

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

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

Frequently asked questions

What is CVE-2026-53165?: CVE-2026-53165 is a high-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2026-06-25.
How severe is CVE-2026-53165?: High severity. CVSS v3 base score is 7.5 out of 10.