CVE-2026-22984
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 ]
SeverityCritical
CVSS9.8
Exploit probability—
Product
Linux Kernel
PublishedJan 23, 2026
First seenJan 23, 2026
Weakness typeCWE-125Out-of-bounds read
How to fix
Update
- linux linux_kernel5.15.198, 6.1.161, 6.6.121, 6.12.66, 6.18.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.11 ≤ v < 5.15.198, 5.16 ≤ v < 6.1.161, 6.2 ≤ v < 6.6.121, 6.7 ≤ v < 6.12.66, 6.13 ≤ v < 6.18.6, 6.19 | 5.15.198, 6.1.161, 6.6.121, 6.12.66, 6.18.6 |
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