Out-of-bounds Read in Linux

CVE-2026-22984

In the Linux kernel, the following vulnerability has been resolved: libceph: prevent potential out-of-bounds reads in handle_auth_done() Perform an explicit bounds check on payload_len to avoid a possible out-of-bounds access in the call…

Vulnerability class: Buffer Overflow

EPSS: 0.004 (27.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-22984?
CVE-2026-22984 is a critical-severity vulnerability in Linux, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2026-01-23.
How severe is CVE-2026-22984?
Critical severity. CVSS v3 base score is 9.8 out of 10.