vulnerability

Amazon Linux AMI 2: CVE-2023-36054: Security patch for krb5 (ALAS-2023-2225)

Severity
7
CVSS
(AV:N/AC:L/Au:S/C:N/I:N/A:C)
Published
Aug 7, 2023
Added
Sep 8, 2023
Modified
Jan 28, 2025

Description

lib/kadm5/kadm_rpc_xdr.c in MIT Kerberos 5 (aka krb5) before 1.20.2 and 1.21.x before 1.21.1 frees an uninitialized pointer. A remote authenticated user can trigger a kadmind crash. This occurs because _xdr_kadm5_principal_ent_rec does not validate the relationship between n_key_data and the key_data array count.

Solution(s)

amazon-linux-ami-2-upgrade-krb5-debuginfoamazon-linux-ami-2-upgrade-krb5-develamazon-linux-ami-2-upgrade-krb5-libsamazon-linux-ami-2-upgrade-krb5-pkinitamazon-linux-ami-2-upgrade-krb5-serveramazon-linux-ami-2-upgrade-krb5-server-ldapamazon-linux-ami-2-upgrade-krb5-workstationamazon-linux-ami-2-upgrade-libkadm5
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