vulnerability
Amazon Linux 2023: CVE-2023-39975: Medium priority package update for krb5
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:L/Au:S/C:C/I:C/A:C) | Aug 16, 2023 | Feb 17, 2025 | Jul 9, 2025 |
Severity
9
CVSS
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
Published
Aug 16, 2023
Added
Feb 17, 2025
Modified
Jul 9, 2025
Description
kdc/do_tgs_req.c in MIT Kerberos 5 (aka krb5) 1.21 before 1.21.2 has a double free that is reachable if an authenticated user can trigger an authorization-data handling failure. Incorrect data is copied from one ticket to another.
A vulnerability was found in MIT krb5, where an authenticated attacker can cause a KDC to free the same pointer twice if it can induce a failure in authorization data handling.
A vulnerability was found in MIT krb5, where an authenticated attacker can cause a KDC to free the same pointer twice if it can induce a failure in authorization data handling.
Solutions
amazon-linux-2023-upgrade-krb5-debuginfoamazon-linux-2023-upgrade-krb5-debugsourceamazon-linux-2023-upgrade-krb5-develamazon-linux-2023-upgrade-krb5-libsamazon-linux-2023-upgrade-krb5-libs-debuginfoamazon-linux-2023-upgrade-krb5-pkinitamazon-linux-2023-upgrade-krb5-pkinit-debuginfoamazon-linux-2023-upgrade-krb5-serveramazon-linux-2023-upgrade-krb5-server-debuginfoamazon-linux-2023-upgrade-krb5-server-ldapamazon-linux-2023-upgrade-krb5-server-ldap-debuginfoamazon-linux-2023-upgrade-krb5-workstationamazon-linux-2023-upgrade-krb5-workstation-debuginfoamazon-linux-2023-upgrade-libkadm5amazon-linux-2023-upgrade-libkadm5-debuginfo
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