SUSE update for the Linux Kernel (Live Patch 40 for SLE 15 SP3)



| Updated: 2024-06-07
Risk Low
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2024-0775
CVE-2024-1086
CVE-2024-26622
CWE-ID CWE-416
Exploitation vector Local
Public exploit Vulnerability #2 is being exploited in the wild.
Vulnerable software
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SUSE Linux Enterprise Live Patching
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Micro
Operating systems & Components / Operating system

openSUSE Leap
Operating systems & Components / Operating system

kernel-livepatch-5_3_18-150300_59_147-preempt
Operating systems & Components / Operating system package or component

kernel-livepatch-5_3_18-150300_59_147-preempt-debuginfo
Operating systems & Components / Operating system package or component

kernel-livepatch-SLE15-SP3_Update_40-debugsource
Operating systems & Components / Operating system package or component

kernel-livepatch-5_3_18-150300_59_147-default-debuginfo
Operating systems & Components / Operating system package or component

kernel-livepatch-5_3_18-150300_59_147-default
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU86576

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-0775

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the __ext4_remount() function in fs/ext4/super.c in ext4. A local user can trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Update the affected package the Linux Kernel (Live Patch 40 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_147-preempt: before 6-150300.2.1

kernel-livepatch-5_3_18-150300_59_147-preempt-debuginfo: before 6-150300.2.1

kernel-livepatch-SLE15-SP3_Update_40-debugsource: before 6-150300.2.1

kernel-livepatch-5_3_18-150300_59_147-default-debuginfo: before 6-150300.2.1

kernel-livepatch-5_3_18-150300_59_147-default: before 6-150300.2.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20241562-1/


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.

2) Use-after-free

EUVDB-ID: #VU86577

Risk: High

CVSSv3.1: 8.4 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2024-1086

CWE-ID: CWE-416 - Use After Free

Exploit availability: Yes

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the netfilter nf_tables component in Linux kernel. A local user can trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Update the affected package the Linux Kernel (Live Patch 40 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_147-preempt: before 6-150300.2.1

kernel-livepatch-5_3_18-150300_59_147-preempt-debuginfo: before 6-150300.2.1

kernel-livepatch-SLE15-SP3_Update_40-debugsource: before 6-150300.2.1

kernel-livepatch-5_3_18-150300_59_147-default-debuginfo: before 6-150300.2.1

kernel-livepatch-5_3_18-150300_59_147-default: before 6-150300.2.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20241562-1/


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?

Yes. This vulnerability is being exploited in the wild.

3) Use-after-free

EUVDB-ID: #VU87193

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-2024-26622

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the tomoyo_write_control() function. A local  user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package the Linux Kernel (Live Patch 40 for SLE 15 SP3) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

openSUSE Leap: 15.3

kernel-livepatch-5_3_18-150300_59_147-preempt: before 6-150300.2.1

kernel-livepatch-5_3_18-150300_59_147-preempt-debuginfo: before 6-150300.2.1

kernel-livepatch-SLE15-SP3_Update_40-debugsource: before 6-150300.2.1

kernel-livepatch-5_3_18-150300_59_147-default-debuginfo: before 6-150300.2.1

kernel-livepatch-5_3_18-150300_59_147-default: before 6-150300.2.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2024/suse-su-20241562-1/


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.



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