#VU112198 Out-of-bounds read in Linux kernel - CVE-2025-38157

Vulnerability identifier: #VU112198

Vulnerability 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-2025-38157

CWE-ID: CWE-125

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 perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the ath9k_htc_swba() function in drivers/net/wireless/ath/ath9k/htc_drv_beacon.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/0281c19074976ec48f0078d50530b406ddae75bc
https://git.kernel.org/stable/c/40471b23147c86ea3ed97faee79937c618250bd0
https://git.kernel.org/stable/c/5482ef9875eaa43f0435e14570e1193823de857e
https://git.kernel.org/stable/c/5a85c21f812e02cb00ca07007d88acdd42d08c46
https://git.kernel.org/stable/c/7ee3fb6258da8c890a51b514f60d7570dc703605
https://git.kernel.org/stable/c/ac4e317a95a1092b5da5b9918b7118759342641c
https://git.kernel.org/stable/c/e5ce9df1d68094d37360dbd9b09289d42fa21e54
https://git.kernel.org/stable/c/ee5ee646385f5846dcbc881389f3c44a197c402a

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?