What is CVE-2026-46100?

CVE-2026-46100 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-05-27.

How severe is CVE-2026-46100?

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

Vulnerability in Linux

CVE-2026-46100

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmap_prepare() change Partially reverts commit 9d5403b1036c ("fs: convert most other generic_file_*mmap() users to .mmap_prepare()"). This is because th…

EPSS: 0.000 (2.3th 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 9d5403b1036cdcd4be0f9f5568612c0e60e73d79, 6.17, 0

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67

Frequently asked questions

What is CVE-2026-46100?: CVE-2026-46100 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-05-27.
How severe is CVE-2026-46100?: High severity. CVSS v3 base score is 7.8 out of 10.