CVE-2026-112314

Discovered by AISLEPUBLISHEDCWE-772

Description

clnttcp_call() in lib/rpc/clnt_tcp.c in MIT Kerberos 5 (aka krb5) does not free the RPC reply verifier between retries, which allows remote attackers to cause a denial of service (memory leak in GSS-RPC client programs) by injecting RPC replies with mismatched XIDs or by triggering authentication retries.

CVSS Base Scores

CVSS v3.1(Primary)
7.5

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

Affected Products

VendorProductVersionStatus
Red HatRed Hat Enterprise Linux 10——
Red HatRed Hat Enterprise Linux 6——
Red HatRed Hat Enterprise Linux 7——
Red HatRed Hat Enterprise Linux 8——
Red HatRed Hat Enterprise Linux 9——
Red HatRed Hat Hardened Images——

Credits

  • This issue was discovered by Found by AISLE in partnership with Red Hat.

References