CVE-2026-64208

7.5 highEPSS 0.6%

High (7.5) in linux linux kernel. EPSS 0.6% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: crypto/krb5, rxrpc: Fix lack of pre-decrypt/pre-verify length checks Change the krb5 crypto library to provide facilities to precheck the length of the message about to be decrypted or verified. Fix AF_RXRPC to make use of this to validate DATA packets secured with RxGK.

Severity

CVSS 3.1

7.5 high

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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)
Published: 2026-07-24
Modified: 2026-08-12
Record from: the NVD, synced 2026-10-19

Affected

linux:linux_kernel

References

https://git.kernel.org/stable/c/2b50aceafe6606ea52ed42aadd1b4d44a188aade
https://git.kernel.org/stable/c/585f9f6aef5c4542ac9d6ec45cd7dbc7df9af3ff
https://git.kernel.org/stable/c/9217017f4bce53dddb8d547837f1f707045d64ad

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