CVE-2026-64208

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.

Score

CVSS 3.1 7.5 High

Status

Analyzed - 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2026-07-24

Last modified

2026-08-05

Affected products

• Linux Kernel (Linux)

References

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