by Kastro
Paper/Archive/CVE-2025-68284

CVE-2025-68284

Linux Linux — libceph: prevent potential out-of-bounds writes in handle_auth_session_key()

EPSS 0.6%CVSS 9.8
critical.is priorityof 100
39
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 48.0.480 × 209.6No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

In the Linux kernel, the following vulnerability has been resolved: libceph: prevent potential out-of-bounds writes in handle_auth_session_key() The len field originates from untrusted network packets. Boundary checks have been added to prevent potential out-of-bounds writes when decrypting the connection secret or processing service tickets. [ idryomov: changelog ]

Affected

ProductAffectedFixed inSource
Linux285ea34fc876aa0a2c5e65d310c4a41269e2e5f2 – < f22c55a20a2d9ffbbac57408d5d488cef8201e9df22c55a20a2d9ffbbac57408d5d488cef8201e9dCNA
Linux285ea34fc876aa0a2c5e65d310c4a41269e2e5f2 – < 8dfcc56af28cffb8f25fb9be37b3acc61f2a3d098dfcc56af28cffb8f25fb9be37b3acc61f2a3d09CNA
Linux285ea34fc876aa0a2c5e65d310c4a41269e2e5f2 – < ccbccfba25e9aa395daaea156b5e7790910054c4ccbccfba25e9aa395daaea156b5e7790910054c4CNA
Linux285ea34fc876aa0a2c5e65d310c4a41269e2e5f2 – < 5ef575834ca99f719d7573cdece9df2fe2b724245ef575834ca99f719d7573cdece9df2fe2b72424CNA
Linux285ea34fc876aa0a2c5e65d310c4a41269e2e5f2 – < 6920ff09bf911bc919cd7a6b7176fbdd1a6e68506920ff09bf911bc919cd7a6b7176fbdd1a6e6850CNA
Linux285ea34fc876aa0a2c5e65d310c4a41269e2e5f2 – < 7fce830ecd0a0256590ee37eb65a39cbad3d64fc7fce830ecd0a0256590ee37eb65a39cbad3d64fcCNA
Linux5.115.15.197CNA

Scores by source

Linux (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refgit.kernel.org/stable/c/f22c55a20a2d9ffbbac57408d5d488cef8201e9drefgit.kernel.org/stable/c/8dfcc56af28cffb8f25fb9be37b3acc61f2a3d09refgit.kernel.org/stable/c/ccbccfba25e9aa395daaea156b5e7790910054c4refgit.kernel.org/stable/c/5ef575834ca99f719d7573cdece9df2fe2b72424refgit.kernel.org/stable/c/6920ff09bf911bc919cd7a6b7176fbdd1a6e6850refgit.kernel.org/stable/c/7fce830ecd0a0256590ee37eb65a39cbad3d64fc