#VU93197 Resource management error in Linux kernel - CVE-2022-48662

Vulnerability identifier: #VU93197

Vulnerability 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-2022-48662

CWE-ID: CWE-399

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to resource management error within the i915_gem_context_release() and context_close() functions in drivers/gpu/drm/i915/gem/i915_gem_context.c. A local user can execute arbitrary code.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/713fa3e4591f65f804bdc88e8648e219fabc9ee1
https://git.kernel.org/stable/c/f799e0568d6c153368b177e0bbbde7dcc4ce7f1d
https://git.kernel.org/stable/c/d119888b09bd567e07c6b93a07f175df88857e02

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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.