What is CVE-2025-21860?

CVE-2025-21860 is a low-severity vulnerability in Linux. CVSS score: 3.3/10. Published 2025-03-12.

How severe is CVE-2025-21860?

Low severity. CVSS v3 base score is 3.3 out of 10.

Is CVE-2025-21860 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Linux

CVE-2025-21860

In the Linux kernel, the following vulnerability has been resolved: mm/zswap: fix inconsistency when zswap_store_page() fails Commit b7c0ccdfbafd ("mm: zswap: support large folios in zswap_store()") skips charging any zswap entries when…

EPSS: 0.002 (10.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Linux — versions b7c0ccdfbafdec98699ddb6f164beebf16f0bc45, 6.13, 0
Linux Linux_kernel — versions 6.14

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

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

Frequently asked questions

What is CVE-2025-21860?: CVE-2025-21860 is a low-severity vulnerability in Linux. CVSS score: 3.3/10. Published 2025-03-12.
How severe is CVE-2025-21860?: Low severity. CVSS v3 base score is 3.3 out of 10.
Is CVE-2025-21860 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.