Improper error handling in Linux kernel - CVE-2023-52687
Published: June 3, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90945
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-2023-52687
CWE-ID: CWE-388
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 improper error handling within the safexcel_send_req() function in drivers/crypto/inside-secure/safexcel_cipher.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-52687
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/4c0ac81a172a69a7733290915276672787e904ec
- https://git.kernel.org/stable/c/8084b788c2fb1260f7d44c032d5124680b20d2b2
- https://git.kernel.org/stable/c/fc0b785802b856566df3ac943e38a072557001c4
- https://git.kernel.org/stable/c/87e02063d07708cac5bfe9fd3a6a242898758ac8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.75
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8