CVE-2026-22984 | In the Linux kernel, the following vulnerability has been re… | CVSS 9.8 CRITICAL

Description

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 callout. [ idryomov: changelog ]

Metadata

CVE ID: CVE-2026-22984
State: PUBLISHED
Assigner: Linux
Reserved: 2026-01-13 15:37 UTC
Published: 2026-01-23 15:24 UTC
Last updated: 2026-06-16 20:35 UTC
Vendor / Product: Linux / Linux
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (2)

Vendor	Product	Platform	Versions
Linux	Linux	—	cd1a677cad994021b19665ed476aea63f5d54f31 < 194cfe2af4d2a1de599d39dad636b47c2f6c2c96, cd1a677cad994021b19665ed476aea63f5d54f31 < 79fe3511db416d2f2edcfd93569807cb02736e5e, cd1a677cad994021b19665ed476aea63f5d54f31 < ef208ea331ef688729f64089b895ed1b49e842e3, cd1a677cad994021b19665ed476aea63f5d54f31 < 2802ef3380fa8c4a08cda51ec1f085b1a712e9e2 …
Linux	Linux	—	5.11, 0 < 5.11, 5.15.198 ≤ 5.15., 6.1.161 ≤ 6.1. …

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (6)