openEuler 22.03 LTS SP2 update for kernel



Published: 2024-03-29
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-6931
CWE-ID CWE-787
Exploitation vector Local
Public exploit N/A
Vulnerable software
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openEuler
Operating systems & Components / Operating system

patch-kernel
Operating systems & Components / Operating system package or component

kernel
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds write

EUVDB-ID: #VU85021

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-2023-6931

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error in the Linux kernel's Performance Events system component. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP2

patch-kernel: before 5.10.0-153.12.0.92

kernel: before 5.10.0-153.12.0.92

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-HotPatchSA-2024-1004


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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