openEuler 20.03 LTS SP4 update for kernel



Published: 2024-03-25
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-51782
CVE-2023-7192
CWE-ID CWE-362
CWE-401
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe 		openEuler
Operating systems & Components / Operating system

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

kernel-debuginfo
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

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

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

bpftool
Operating systems & Components / Operating system package or component

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

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

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

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

perf
Operating systems & Components / Operating system package or component

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

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

kernel-devel
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 information about 2 vulnerabilities.

1) Race condition

EUVDB-ID: #VU85029

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-2023-51782

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

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

The vulnerability exists due to a race condition in the Amateur Radio X.25 PLP (Rose) support. A local user can exploit the race and escalate privileges on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP4

kernel-debugsource: before 4.19.90-2401.3.0.0260

kernel-debuginfo: before 4.19.90-2401.3.0.0260

python2-perf: before 4.19.90-2401.3.0.0260

perf-debuginfo: before 4.19.90-2401.3.0.0260

python3-perf: before 4.19.90-2401.3.0.0260

kernel-tools-debuginfo: before 4.19.90-2401.3.0.0260

bpftool: before 4.19.90-2401.3.0.0260

kernel-tools-devel: before 4.19.90-2401.3.0.0260

bpftool-debuginfo: before 4.19.90-2401.3.0.0260

python3-perf-debuginfo: before 4.19.90-2401.3.0.0260

kernel-tools: before 4.19.90-2401.3.0.0260

perf: before 4.19.90-2401.3.0.0260

kernel-source: before 4.19.90-2401.3.0.0260

python2-perf-debuginfo: before 4.19.90-2401.3.0.0260

kernel-devel: before 4.19.90-2401.3.0.0260

kernel: before 4.19.90-2401.3.0.0260

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1069


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.

2) Memory leak

EUVDB-ID: #VU86248

Risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-7192

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a local user to perform DoS attack on the target system.

The vulnerability exists due memory leak within the ctnetlink_create_conntrack() function in net/netfilter/nf_conntrack_netlink.c. A local user with CAP_NET_ADMIN privileges can perform denial of service attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP4

kernel-debugsource: before 4.19.90-2401.3.0.0260

kernel-debuginfo: before 4.19.90-2401.3.0.0260

python2-perf: before 4.19.90-2401.3.0.0260

perf-debuginfo: before 4.19.90-2401.3.0.0260

python3-perf: before 4.19.90-2401.3.0.0260

kernel-tools-debuginfo: before 4.19.90-2401.3.0.0260

bpftool: before 4.19.90-2401.3.0.0260

kernel-tools-devel: before 4.19.90-2401.3.0.0260

bpftool-debuginfo: before 4.19.90-2401.3.0.0260

python3-perf-debuginfo: before 4.19.90-2401.3.0.0260

kernel-tools: before 4.19.90-2401.3.0.0260

perf: before 4.19.90-2401.3.0.0260

kernel-source: before 4.19.90-2401.3.0.0260

python2-perf-debuginfo: before 4.19.90-2401.3.0.0260

kernel-devel: before 4.19.90-2401.3.0.0260

kernel: before 4.19.90-2401.3.0.0260

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1069


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.



###SIDEBAR###