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CVE-2025-68284

CRITICALCVSS 9.8/10EPSS 0.18%

Last modified

CVE-2025-68284 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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 ]. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

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 ]

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
0.18%

7.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 285ea34fc876aa0a2c5e65d310c4a41269e2e5f2, < f22c55a20a2d9ffbbac57408d5d488cef8201e9d; >= 285ea34fc876aa0a2c5e65d310c4a41269e2e5f2, < 8dfcc56af28cffb8f25fb9be37b3acc61f2a3d09; >= 285ea34fc876aa0a2c5e65d310c4a41269e2e5f2, < ccbccfba25e9aa395daaea156b5e7790910054c4; >= 285ea34fc876aa0a2c5e65d310c4a41269e2e5f2, < 5ef575834ca99f719d7573cdece9df2fe2b72424; >= 285ea34fc876aa0a2c5e65d310c4a41269e2e5f2, < 6920ff09bf911bc919cd7a6b7176fbdd1a6e6850; >= 285ea34fc876aa0a2c5e65d310c4a41269e2e5f2, < 7fce830ecd0a0256590ee37eb65a39cbad3d64fc
LinuxLinux5.11

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-68284?
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 ]
How severe is CVE-2025-68284?
CVE-2025-68284 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2025-68284?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST