Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU78007
Risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-3390
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 net/netfilter/nf_tables_api.c in the Linux kernel netfilter subsystem. A local user can trigger a use-after-fee error and escalate privileges on the system.
Update the affected package the Linux Kernel (Live Patch 33 for SLE 15 SP2) to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Live Patching: 15-SP2
SUSE Linux Enterprise Server for SAP Applications 15: SP2
SUSE Linux Enterprise Server 15: SP2
SUSE Linux Enterprise High Performance Computing 15: SP2
kernel-livepatch-5_3_18-150200_24_134-default: before 13-150200.2.3
kernel-livepatch-5_3_18-150200_24_129-default-debuginfo: before 13-150200.2.3
kernel-livepatch-SLE15-SP2_Update_37-debugsource: before 5-150200.2.1
kernel-livepatch-5_3_18-150200_24_129-default: before 13-150200.2.3
kernel-livepatch-5_3_18-150200_24_139-default: before 10-150200.2.3
kernel-livepatch-5_3_18-150200_24_148-default: before 7-150200.2.1
kernel-livepatch-5_3_18-150200_24_142-default: before 9-150200.2.3
kernel-livepatch-SLE15-SP2_Update_32-debugsource: before 10-150200.2.3
kernel-livepatch-5_3_18-150200_24_148-default-debuginfo: before 7-150200.2.1
kernel-livepatch-5_3_18-150200_24_134-default-debuginfo: before 13-150200.2.3
kernel-livepatch-5_3_18-150200_24_151-default: before 7-150200.2.1
kernel-livepatch-SLE15-SP2_Update_38-debugsource: before 4-150200.2.1
kernel-livepatch-SLE15-SP2_Update_30-debugsource: before 13-150200.2.3
kernel-livepatch-5_3_18-150200_24_157-default: before 4-150200.2.1
kernel-livepatch-5_3_18-150200_24_151-default-debuginfo: before 7-150200.2.1
kernel-livepatch-SLE15-SP2_Update_33-debugsource: before 9-150200.2.3
kernel-livepatch-SLE15-SP2_Update_36-debugsource: before 7-150200.2.1
kernel-livepatch-5_3_18-150200_24_139-default-debuginfo: before 10-150200.2.3
kernel-livepatch-5_3_18-150200_24_157-default-debuginfo: before 4-150200.2.1
kernel-livepatch-5_3_18-150200_24_154-default-debuginfo: before 5-150200.2.1
kernel-livepatch-5_3_18-150200_24_154-default: before 5-150200.2.1
kernel-livepatch-5_3_18-150200_24_142-default-debuginfo: before 9-150200.2.3
kernel-livepatch-SLE15-SP2_Update_35-debugsource: before 7-150200.2.1
kernel-livepatch-SLE15-SP2_Update_31-debugsource: before 13-150200.2.3
External linkshttp://www.suse.com/support/update/announcement/2023/suse-su-20234245-1/
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.
EUVDB-ID: #VU81664
Risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-4623
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 the Linux kernel net/sched: sch_hfsc (HFSC qdisc traffic control) component. 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 33 for SLE 15 SP2) to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Live Patching: 15-SP2
SUSE Linux Enterprise Server for SAP Applications 15: SP2
SUSE Linux Enterprise Server 15: SP2
SUSE Linux Enterprise High Performance Computing 15: SP2
kernel-livepatch-5_3_18-150200_24_134-default: before 13-150200.2.3
kernel-livepatch-5_3_18-150200_24_129-default-debuginfo: before 13-150200.2.3
kernel-livepatch-SLE15-SP2_Update_37-debugsource: before 5-150200.2.1
kernel-livepatch-5_3_18-150200_24_129-default: before 13-150200.2.3
kernel-livepatch-5_3_18-150200_24_139-default: before 10-150200.2.3
kernel-livepatch-5_3_18-150200_24_148-default: before 7-150200.2.1
kernel-livepatch-5_3_18-150200_24_142-default: before 9-150200.2.3
kernel-livepatch-SLE15-SP2_Update_32-debugsource: before 10-150200.2.3
kernel-livepatch-5_3_18-150200_24_148-default-debuginfo: before 7-150200.2.1
kernel-livepatch-5_3_18-150200_24_134-default-debuginfo: before 13-150200.2.3
kernel-livepatch-5_3_18-150200_24_151-default: before 7-150200.2.1
kernel-livepatch-SLE15-SP2_Update_38-debugsource: before 4-150200.2.1
kernel-livepatch-SLE15-SP2_Update_30-debugsource: before 13-150200.2.3
kernel-livepatch-5_3_18-150200_24_157-default: before 4-150200.2.1
kernel-livepatch-5_3_18-150200_24_151-default-debuginfo: before 7-150200.2.1
kernel-livepatch-SLE15-SP2_Update_33-debugsource: before 9-150200.2.3
kernel-livepatch-SLE15-SP2_Update_36-debugsource: before 7-150200.2.1
kernel-livepatch-5_3_18-150200_24_139-default-debuginfo: before 10-150200.2.3
kernel-livepatch-5_3_18-150200_24_157-default-debuginfo: before 4-150200.2.1
kernel-livepatch-5_3_18-150200_24_154-default-debuginfo: before 5-150200.2.1
kernel-livepatch-5_3_18-150200_24_154-default: before 5-150200.2.1
kernel-livepatch-5_3_18-150200_24_142-default-debuginfo: before 9-150200.2.3
kernel-livepatch-SLE15-SP2_Update_35-debugsource: before 7-150200.2.1
kernel-livepatch-SLE15-SP2_Update_31-debugsource: before 13-150200.2.3
External linkshttp://www.suse.com/support/update/announcement/2023/suse-su-20234245-1/
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.