Security update for samba
This update for samba fixes the following issues: - CVE-2021-20251: Fixed an issue where the bad password count would not be properly incremented, which could allow attackers to brute force a user's password (bsc#1206546). - Updated to version 4.15.13: - CVE-2022-37966: Fixed an issue where a weak cipher would be selected to encrypt session keys, which could lead to privilege escalation (bsc#1205385). - CVE-2022-37967: Fixed a potential privilege escalation issue via constrained delegation due to weak a cryptographic algorithm being selected (bsc#1205386). - CVE-2022-38023: Disabled weak ciphers by default in the Netlogon Secure channel (bsc#1206504). - Updated to version 4.15.12: - CVE-2022-42898: Fixed several buffer overflow vulnerabilities on 32-bit systems (bsc#1205126). - Updated to version 4.15.11: - CVE-2022-3437: Fixed a buffer overflow in Heimdal unwrap_des3() (bsc#1204254). - Updated to version 4.15.10: - Fixed a potential crash due to a concurrency issue (bsc#1200102). - Updated to version 4.15.9: - CVE-2022-32742: Fixed an information leak that could be triggered via SMB1 (bsc#1201496). - CVE-2022-32746: Fixed a memory corruption issue in database audit logging (bsc#1201490). - CVE-2022-2031: Fixed AD restrictions bypass associated with changing passwords (bsc#1201495). - CVE-2022-32745: Fixed a remote server crash that could be triggered with certain LDAP requests (bsc#1201492). - CVE-2022-32744: Fixed an issue where AD users could have forged password change requests on behalf of other users (bsc#1201493). Other fixes: - Fixed a problem when using bind as samba-ad-dc backend related to the named service (bsc#1201689).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for samba fixes the following issues: - CVE-2021-20251: Fixed an issue where the bad password count would not be properly incremented, which could allow attackers to brute force a user's password (bsc#1206546). - Updated to version 4.15.13: - CVE-2022-37966: Fixed an issue where a weak cipher would be selected to encrypt session keys, which could lead to privilege escalation (bsc#1205385). - CVE-2022-37967: Fixed a potential privilege escalation issue via constrained delegation due to weak a cryptographic algorithm being selected (bsc#1205386). - CVE-2022-38023: Disabled weak ciphers by default in the Netlogon Secure channel (bsc#1206504). - Updated to version 4.15.12: - CVE-2022-42898: Fixed several buffer overflow vulnerabilities on 32-bit systems (bsc#1205126). - Updated to version 4.15.11: - CVE-2022-3437: Fixed a buffer overflow in Heimdal unwrap_des3() (bsc#1204254). - Updated to version 4.15.10: - Fixed a potential crash due to a concurrency issue (bsc#1200102). - Updated to version 4.15.9: - CVE-2022-32742: Fixed an information leak that could be triggered via SMB1 (bsc#1201496). - CVE-2022-32746: Fixed a memory corruption issue in database audit logging (bsc#1201490). - CVE-2022-2031: Fixed AD restrictions bypass associated with changing passwords (bsc#1201495). - CVE-2022-32745: Fixed a remote server crash that could be triggered with certain LDAP requests (bsc#1201492). - CVE-2022-32744: Fixed an issue where AD users could have forged password change requests on behalf of other users (bsc#1201493). Other fixes: - Fixed a problem when using bind as samba-ad-dc backend related to the named service (bsc#1201689).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1200102
- https://bugzilla.suse.com/1201490
- https://bugzilla.suse.com/1201492
- https://bugzilla.suse.com/1201493
- https://bugzilla.suse.com/1201495
- https://bugzilla.suse.com/1201496
- https://bugzilla.suse.com/1201689
- https://bugzilla.suse.com/1204254
- https://bugzilla.suse.com/1205126
- https://bugzilla.suse.com/1205385
- https://bugzilla.suse.com/1205386
- https://bugzilla.suse.com/1206504
- https://bugzilla.suse.com/1206546
- https://www.suse.com/security/cve/CVE-2021-20251
- https://www.suse.com/security/cve/CVE-2022-2031
- https://www.suse.com/security/cve/CVE-2022-32742
- https://www.suse.com/security/cve/CVE-2022-32744
- https://www.suse.com/security/cve/CVE-2022-32745
- https://www.suse.com/security/cve/CVE-2022-32746
- https://www.suse.com/security/cve/CVE-2022-3437
- https://www.suse.com/security/cve/CVE-2022-37966
- https://www.suse.com/security/cve/CVE-2022-37967
- https://www.suse.com/security/cve/CVE-2022-38023
- https://www.suse.com/security/cve/CVE-2022-42898
- https://www.suse.com/support/update/announcement/2023/suse-su-20230160-1/