Buffer overflow in Linux kernel - CVE-2022-49785
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108361
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-2022-49785
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 sgx_validate_offset_length() function in arch/x86/kernel/cpu/sgx/ioctl.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-49785
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/3b1c10fb754b0b67165e3f055a4208e5ba26dc89
- https://git.kernel.org/stable/c/5277e3d633a5d4157987f4aff068caa55e36db19
- https://git.kernel.org/stable/c/f0861f49bd946ff94fce4f82509c45e167f63690
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.81
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1