SUSE update for polkit
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-4115 |
| CWE-ID | CWE-400 |
| Exploitation vector | Local |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software |
SUSE Linux Enterprise Realtime Extension Operating systems & Components / Operating system SUSE Linux Enterprise Micro Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing Operating systems & Components / Operating system SUSE Linux Enterprise Desktop Operating systems & Components / Operating system SUSE Manager Server Operating systems & Components / Operating system SUSE Manager Proxy Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications Operating systems & Components / Operating system SUSE Linux Enterprise Module for Basesystem Operating systems & Components / Operating system typelib-1_0-Polkit-1_0 Operating systems & Components / Operating system package or component polkit-devel-debuginfo Operating systems & Components / Operating system package or component polkit-devel Operating systems & Components / Operating system package or component polkit-debugsource Operating systems & Components / Operating system package or component polkit-debuginfo Operating systems & Components / Operating system package or component polkit Operating systems & Components / Operating system package or component libpolkit0-debuginfo Operating systems & Components / Operating system package or component libpolkit0 Operating systems & Components / Operating system package or component |
| Vendor | SUSE |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Resource exhaustion
EUVDB-ID: #VU61268
Risk: Low
CVSSv4.0: 5.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]
CVE-ID: CVE-2021-4115
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to process file descriptor exhaustion in polkit. A local user can perform a denial of service (DoS) attack.
Update the affected package polkit to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Realtime Extension: 15-SP2
SUSE Linux Enterprise Micro: 5.0 - 5.1
SUSE Linux Enterprise Server: 15-SP3-LTSS
SUSE Linux Enterprise High Performance Computing: 15-SP3-LTSS
SUSE Linux Enterprise Desktop: 15-SP3
SUSE Manager Server: 4.2
SUSE Manager Proxy: 4.2
SUSE Linux Enterprise Server for SAP Applications: 15-SP3
SUSE Linux Enterprise Module for Basesystem: 15-SP3
typelib-1_0-Polkit-1_0: before 0.116-3.9.1
polkit-devel-debuginfo: before 0.116-3.9.1
polkit-devel: before 0.116-3.9.1
polkit-debugsource: before 0.116-3.9.1
polkit-debuginfo: before 0.116-3.9.1
polkit: before 0.116-3.9.1
libpolkit0-debuginfo: before 0.116-3.9.1
libpolkit0: before 0.116-3.9.1
CPE2.3- cpe:2.3:o:suse:suse_linux_enterprise_realtime_extension:15-SP2:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_micro:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_micro:5.1:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP3-LTSS:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP3-LTSS:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_desktop:15-SP3:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_manager_server:4.2:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_manager_proxy:4.2:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:15-SP3:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP3:*:*:*:*:*:*:*
- cpe:2.3:a:suse:typelib-1_0-polkit-1_0:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit-devel-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit-devel:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit-debugsource:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:libpolkit0-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:libpolkit0:*:*:*:*:*:suse_linux:*:*
https://www.suse.com/support/update/announcement/2022/suse-su-20220525-1/
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
