{"id":"CVE-2026-64208","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto/krb5, rxrpc: Fix lack of pre-decrypt/pre-verify length checks\n\nChange the krb5 crypto library to provide facilities to precheck the length\nof the message about t…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto/krb5, rxrpc: Fix lack of pre-decrypt/pre-verify length checks\n\nChange the krb5 crypto library to provide facilities to precheck the length\nof the message about t…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","published":"2026-07-24","updated":"2026-07-27","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-64208","references":[{"url":"https://git.kernel.org/stable/c/2b50aceafe6606ea52ed42aadd1b4d44a188aade","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/585f9f6aef5c4542ac9d6ec45cd7dbc7df9af3ff","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9217017f4bce53dddb8d547837f1f707045d64ad","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00426,"epssPercentile":0.36507,"ingestedAt":"2026-07-27T06:16:49.005Z","slug":"CVE-2026-64208","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ncrypto/krb5, rxrpc: Fix lack of pre-decrypt/pre-verify length checks\n\nChange the krb5 crypto library to provide facilities to precheck the length\nof the message about to be decrypted or verified.\n\nFix AF_RXRPC to make use of this to validate DATA packets secured with\nRxGK.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}