Buffer overflow in Linux kernel - CVE-2024-38636
Published: June 25, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93237
CSH Severity: Low
CVSS v4.0: 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-2024-38636
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the f2fs_iomap_begin() function in fs/f2fs/data.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2024-38636
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/1a9225fdd0ec95fcf32936bcea9ceef0cf1512dc
- https://git.kernel.org/stable/c/2b2611a42462c6c685d40b5f3aedcd8d21c27065
- https://git.kernel.org/stable/c/e8b485e39b4d17afa9a2821fc778d5a67abfc03a
- https://git.kernel.org/stable/c/33e62cd7b4c281cd737c62e5d8c4f0e602a8c5c5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33