openEuler 20.03 LTS SP3 update for kernel



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-33288
CWE-ID CWE-416
Exploitation vector Local
Public exploit N/A
Vulnerable software
openEuler
Operating systems & Components / Operating system

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

bpftool
Operating systems & Components / Operating system package or component

python2-perf
Operating systems & Components / Operating system package or component

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

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

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

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

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

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

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

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

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

perf
Operating systems & Components / Operating system package or component

python2-perf-debuginfo
Operating systems & Components / Operating system package or component

kernel-source
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: #VU76410

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-33288

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The vulnerability exists due to a use-after-free error within the bq24190_remove function in drivers/power/supply/bq24190_charger.c. A local authenticated user can trigger a use-after-free error and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP3

kernel-debugsource: before 4.19.90-2306.3.0.0205

bpftool: before 4.19.90-2306.3.0.0205

python2-perf: before 4.19.90-2306.3.0.0205

perf-debuginfo: before 4.19.90-2306.3.0.0205

kernel-debuginfo: before 4.19.90-2306.3.0.0205

kernel-tools-debuginfo: before 4.19.90-2306.3.0.0205

python3-perf: before 4.19.90-2306.3.0.0205

bpftool-debuginfo: before 4.19.90-2306.3.0.0205

kernel-tools: before 4.19.90-2306.3.0.0205

kernel-tools-devel: before 4.19.90-2306.3.0.0205

kernel-devel: before 4.19.90-2306.3.0.0205

python3-perf-debuginfo: before 4.19.90-2306.3.0.0205

perf: before 4.19.90-2306.3.0.0205

python2-perf-debuginfo: before 4.19.90-2306.3.0.0205

kernel-source: before 4.19.90-2306.3.0.0205

kernel: before 4.19.90-2306.3.0.0205

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1351


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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