openEuler 22.03 LTS SP1 update for kernel



Published: 2024-03-15

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Stack-based buffer overflow

EUVDB-ID: #VU87165

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-2024-1151

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the Open vSwitch sub-component in the Linux Kernel. A remote unauthenticated attacker can send specially crafted packets to the system. trigger a stack-based buffer overflow and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP1

kernel-headers: before 5.10.0-136.66.0.146

perf-debuginfo: before 5.10.0-136.66.0.146

perf: before 5.10.0-136.66.0.146

kernel-debuginfo: before 5.10.0-136.66.0.146

python3-perf: before 5.10.0-136.66.0.146

kernel-source: before 5.10.0-136.66.0.146

kernel-tools: before 5.10.0-136.66.0.146

kernel-tools-debuginfo: before 5.10.0-136.66.0.146

python3-perf-debuginfo: before 5.10.0-136.66.0.146

kernel-devel: before 5.10.0-136.66.0.146

kernel-debugsource: before 5.10.0-136.66.0.146

kernel-tools-devel: before 5.10.0-136.66.0.146

kernel: before 5.10.0-136.66.0.146

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1257


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.

2) NULL pointer dereference

EUVDB-ID: #VU87369

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-26595

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the spectrum_acl_tcam() function in drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c. A local user can pass specially crafted data to the driver and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP1

kernel-headers: before 5.10.0-136.66.0.146

perf-debuginfo: before 5.10.0-136.66.0.146

perf: before 5.10.0-136.66.0.146

kernel-debuginfo: before 5.10.0-136.66.0.146

python3-perf: before 5.10.0-136.66.0.146

kernel-source: before 5.10.0-136.66.0.146

kernel-tools: before 5.10.0-136.66.0.146

kernel-tools-debuginfo: before 5.10.0-136.66.0.146

python3-perf-debuginfo: before 5.10.0-136.66.0.146

kernel-devel: before 5.10.0-136.66.0.146

kernel-debugsource: before 5.10.0-136.66.0.146

kernel-tools-devel: before 5.10.0-136.66.0.146

kernel: before 5.10.0-136.66.0.146

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1257


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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