#VU113253 Out-of-bounds read in Linux kernel - CVE-2025-38415

Vulnerability identifier: #VU113253

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-2025-38415

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 squashfs_fill_super() function in fs/squashfs/super.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/0aff95d9bc7fb5400ca8af507429c4b067bdb425
https://git.kernel.org/stable/c/295ab18c2dbce8d0ac6ecf7c5187e16e1ac8b282
https://git.kernel.org/stable/c/4f99357dadbf9c979ad737156ad4c37fadf7c56b
https://git.kernel.org/stable/c/549f9e3d7b60d53808c98b9fde49b4f46d0524a5
https://git.kernel.org/stable/c/5c51aa862cbeed2f3887f0382a2708956710bd68
https://git.kernel.org/stable/c/6abf6b78c6fb112eee495f5636ffcc350dd2ce25
https://git.kernel.org/stable/c/734aa85390ea693bb7eaf2240623d41b03705c84
https://git.kernel.org/stable/c/db7096ea160e40d78c67fce52e7cc51bde049497

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?