Integer overflow in CryptX - CVE-2025-40914
Published: June 25, 2025
Vulnerability identifier: #VU111946
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-40914
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow caused by usage of a vulnerable version of LibTomMath, as described in #VU80405 (CVE-2023-36328). A remote attacker can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.
Affected software
CryptX
Fedora
perl-CryptX
Fedora
perl-CryptX
How to mitigate CVE-2025-40914
Install updates from vendor's website.
CryptX - update to 0.087
perl-CryptX - addressed in versions 0.087-1.fc43, 0.087-2.el8, 0.087-2.el9, 0.087-2.el10_0, 0.087-2.el10_1, 0.087-2.fc41, 0.087-2.fc42
perl-CryptX - addressed in versions 0.087-1.fc43, 0.087-2.el8, 0.087-2.el9, 0.087-2.el10_0, 0.087-2.el10_1, 0.087-2.fc41, 0.087-2.fc42