Fedora 37 update for kernel, kernel-headers, kernel-tools



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-3028
CWE-ID CWE-362
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

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

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

kernel
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Race condition

EUVDB-ID: #VU67477

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-2022-3028

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 Linux kernel's IP framework for transforming packets (XFRM subsystem) when multiple calls to xfrm_probe_algs occurred simultaneously. A local user can exploit the race and escalate privileges on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 37

kernel-tools: before 5.19.4-300.fc37

kernel-headers: before 5.19.4-300.fc37

kernel: before 5.19.6-300.fc37

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2022-ccb0138bb6


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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