SUSE update for the Linux Kernel (Live Patch 35 for SLE 12 SP5)
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2023-2002 CVE-2023-3159 |
| CWE-ID | CWE-264 CWE-416 |
| Exploitation vector | Local |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software |
SUSE Linux Enterprise Server for SAP Applications 12 Operating systems & Components / Operating system SUSE Linux Enterprise Server 12 Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing 12 Operating systems & Components / Operating system SUSE Linux Enterprise Live Patching Operating systems & Components / Operating system kgraft-patch-4_12_14-122_133-default Operating systems & Components / Operating system package or component kgraft-patch-4_12_14-122_144-default Operating systems & Components / Operating system package or component kgraft-patch-4_12_14-122_139-default Operating systems & Components / Operating system package or component |
| Vendor | SUSE |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Permissions, Privileges, and Access Controls
EUVDB-ID: #VU75163
Risk: Low
CVSSv4.0: 1.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear]
CVE-ID: CVE-2023-2002
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: Yes
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to improper permissions check in the Bluetooth subsystem when handling ioctl system calls of HCI sockets. A local user can acquire a trusted socket, leading to unauthorized execution of management commands.
Update the affected package the Linux Kernel (Live Patch 35 for SLE 12 SP5) to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server for SAP Applications 12: SP5
SUSE Linux Enterprise Server 12: SP5
SUSE Linux Enterprise High Performance Computing 12: SP5
SUSE Linux Enterprise Live Patching: 12-SP5
kgraft-patch-4_12_14-122_133-default: before 10-2.3
kgraft-patch-4_12_14-122_144-default: before 7-2.3
kgraft-patch-4_12_14-122_139-default: before 8-2.3
CPE2.3- cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_12:SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server_12:SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_12:SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_live_patching:12-SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:kgraft-patch-4_12_14-122_133-default:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:kgraft-patch-4_12_14-122_144-default:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:kgraft-patch-4_12_14-122_139-default:*:*:*:*:*:suse_linux:*:*
https://www.suse.com/support/update/announcement/2023/suse-su-20233069-1/
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.
2) Use-after-free
EUVDB-ID: #VU78064
Risk: Low
CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2023-3159
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the outbound_phy_packet_callback() function in driver/firewire in Linux kernel. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.
Update the affected package the Linux Kernel (Live Patch 35 for SLE 12 SP5) to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server for SAP Applications 12: SP5
SUSE Linux Enterprise Server 12: SP5
SUSE Linux Enterprise High Performance Computing 12: SP5
SUSE Linux Enterprise Live Patching: 12-SP5
kgraft-patch-4_12_14-122_133-default: before 10-2.3
kgraft-patch-4_12_14-122_144-default: before 7-2.3
kgraft-patch-4_12_14-122_139-default: before 8-2.3
CPE2.3- cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_12:SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server_12:SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_12:SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_live_patching:12-SP5:*:*:*:*:*:*:*
- cpe:2.3:o:suse:kgraft-patch-4_12_14-122_133-default:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:kgraft-patch-4_12_14-122_144-default:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:o:suse:kgraft-patch-4_12_14-122_139-default:*:*:*:*:*:suse_linux:*:*
https://www.suse.com/support/update/announcement/2023/suse-su-20233069-1/
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.
