openEuler 22.03 LTS SP1 update for kernel



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-26598
CWE-ID CWE-416
Exploitation vector Local
Public exploit N/A
Vulnerable software
 openEuler
Operating systems & Components / Operating system

kernel
Operating systems & Components / Operating system package or component

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

Vendor openEuler

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU90262

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26598

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 vgic_its_check_cache() and vgic_its_inject_cached_translation() functions in virt/kvm/arm/vgic/vgic-its.c. A local user can escalate privileges on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP1

kernel: before 5.10.0-136.12.0.86

patch-kernel: before 5.10.0-136.12.0.86

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-HotPatchSA-2024-1033


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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