openEuler 22.03 LTS SP3 update for kernel



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-53095
CWE-ID CWE-416
Exploitation vector Local
Public exploit N/A
Vulnerable software
openEuler
Operating systems & Components / Operating system

python3-perf-debuginfo
Operating systems & Components / Operating system package or component

python3-perf
Operating systems & Components / Operating system package or component

perf-debuginfo
Operating systems & Components / Operating system package or component

perf
Operating systems & Components / Operating system package or component

kernel-tools-devel
Operating systems & Components / Operating system package or component

kernel-tools-debuginfo
Operating systems & Components / Operating system package or component

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

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

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

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

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

kernel-debuginfo
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) Use-after-free

EUVDB-ID: #VU100830

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-2024-53095

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 clean_demultiplex_info(), cifs_put_tcp_session() and generic_ip_connect() functions in fs/smb/client/connect.c. A local user can escalate privileges on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP3

python3-perf-debuginfo: before 5.10.0-243.0.0.145

python3-perf: before 5.10.0-243.0.0.145

perf-debuginfo: before 5.10.0-243.0.0.145

perf: before 5.10.0-243.0.0.145

kernel-tools-devel: before 5.10.0-243.0.0.145

kernel-tools-debuginfo: before 5.10.0-243.0.0.145

kernel-tools: before 5.10.0-243.0.0.145

kernel-source: before 5.10.0-243.0.0.145

kernel-headers: before 5.10.0-243.0.0.145

kernel-devel: before 5.10.0-243.0.0.145

kernel-debugsource: before 5.10.0-243.0.0.145

kernel-debuginfo: before 5.10.0-243.0.0.145

kernel: before 5.10.0-243.0.0.145

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-2588


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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