Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU67558
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-40320
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a heap-based buffer over-read within the cfg_tilde_expand() function in confuse.c. A remote attacker can perform a denial of service attack.
MitigationUpdate the affected package libconfuse0 to the latest version.
Vulnerable software versionsSUSE Manager Retail Branch Server: 4.2 - 4.3
SUSE Linux Enterprise Storage: 7.1
SUSE Linux Enterprise Module for Packagehub Subpackages: 15-SP3 - 15-SP4
SUSE Manager Server: 4.2 - 4.3
SUSE Manager Proxy: 4.2 - 4.3
SUSE Linux Enterprise Module for HPC: 15-SP3
SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP4
openSUSE Leap: 15.3 - 15.4
SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4
SUSE Linux Enterprise Server: 15-SP3 - 15-SP4
libconfuse0-lang: before 2.8-150000.3.3.1
libconfuse0-debugsource: before 2.8-150000.3.3.1
libconfuse0-debuginfo: before 2.8-150000.3.3.1
libconfuse0: before 2.8-150000.3.3.1
libconfuse-devel: before 2.8-150000.3.3.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20223807-1/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.