What is CVE-2025-38256?

CVE-2025-38256 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-07-09.

How severe is CVE-2025-38256?

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

Vulnerability in Linux

CVE-2025-38256

In the Linux kernel, the following vulnerability has been resolved: io_uring/rsrc: fix folio unpinning syzbot complains about an unmapping failure: [ 108.070381][ T14] kernel BUG at mm/gup.c:71! [ 108.070502][ T14] Internal error…

EPSS: 0.001 (3.3th 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 a8edbb424b1391b077407c75d8f5d2ede77aa70d, 6.12, 0
Linux Linux_kernel — versions 6.16

References

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

Frequently asked questions

What is CVE-2025-38256?: CVE-2025-38256 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-07-09.
How severe is CVE-2025-38256?: Medium severity. CVSS v3 base score is 5.5 out of 10.