#VU115517 Improper error handling in Linux kernel - CVE-2025-39789
Published: September 16, 2025
Vulnerability identifier: #VU115517
Vulnerability risk: Low
CVSSv4.0: 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-2025-39789
CWE-ID: CWE-388
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
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 crypto_aegis128_aesni_process_ad(), crypto_aegis128_aesni_process_crypt(), crypto_aegis128_aesni_setauthsize(), crypto_aegis128_aesni_crypt(), crypto_aegis128_aesni_encrypt() and crypto_aegis128_aesni_decrypt() functions in arch/x86/crypto/aegis128-aesni-glue.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.