What is CVE-2026-53155?

CVE-2026-53155 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2026-06-25.

How severe is CVE-2026-53155?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux

CVE-2026-53155

In the Linux kernel, the following vulnerability has been resolved: mm/huge_memory: use correct flags for device private PMD entry Commit 65edfda6f3f2 ("mm/rmap: extend rmap and migration support device-private entries") updated set_pmd_…

EPSS: 0.001 (1.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 65edfda6f3f2e58f757485a056e4f1775a1404a8, 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-2026-53155?: CVE-2026-53155 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2026-06-25.
How severe is CVE-2026-53155?: Medium severity. CVSS v3 base score is 5.5 out of 10.