Use-after-free in Linux kernel mt76 mt7925 driver



Published: 2024-05-31
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-27049
CWE-ID CWE-416
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU90179

Risk: Low

CVSSv3.1: 7.7 [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-2024-27049

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 mt7925_pci_remove() function in drivers/net/wireless/mediatek/mt76/mt7925/pci.c. A local user can escalate privileges on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

External links

http://git.kernel.org/stable/c/84470b48af03a818039d587478b415cbcb264ff5
http://git.kernel.org/stable/c/6d9930096e1f13cf6d9aabfbf95d0e05fb04144f
http://git.kernel.org/stable/c/a5a5f4413d91f395cb2d89829d376d7393ad48b9


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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