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CRITICALCVE-2026-22984Published Modified CNA Linux

CVE-2026-22984: libceph: prevent potential out-of-bounds reads in handle_auth_done()

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 ]

Metrics

CVSS v3.1
9.8
Severity
CRITICAL
Fixed in
0
Affected Products
2

Fix available

0194cfe2af4d2a1de599d39dad636b47c2f6c2c962802ef3380fa8c4a08cda51ec1f085b1a712e9e22d653bb63d598ae4b096dd678744bdcc34ee89e85.15.1986.1.1616.6.1216.12.666.18.66.1979fe3511db416d2f2edcfd93569807cb02736e5e818156caffbf55cb4d368f9c3cac64e458fb49c9ef208ea331ef688729f64089b895ed1b49e842e3
Affected packages
  • Linux / Linux
    < 194cfe2af4d2a1de599d39dad636b47c2f6c2c96 (from cd1a677cad994021b19665ed476aea63f5d54f31) · < 79fe3511db416d2f2edcfd93569807cb02736e5e (from cd1a677cad994021b19665ed476aea63f5d54f31) · < ef208ea331ef688729f64089b895ed1b49e842e3 (from cd1a677cad994021b19665ed476aea63f5d54f31) · < 2802ef3380fa8c4a08cda51ec1f085b1a712e9e2 (from cd1a677cad994021b19665ed476aea63f5d54f31) · < 2d653bb63d598ae4b096dd678744bdcc34ee89e8 (from cd1a677cad994021b19665ed476aea63f5d54f31) · < 818156caffbf55cb4d368f9c3cac64e458fb49c9 (from cd1a677cad994021b19665ed476aea63f5d54f31)
  • Linux / Linux
    5.11
    Fixed in 0, 5.15.198, 6.1.161, 6.6.121, 6.12.66, 6.18.6, 6.19
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References