Integer overflow in KissFFT - CVE-2025-34297
Published: December 6, 2025
Vulnerability identifier: #VU119237
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-34297
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to integer overflow within the kiss_fft_alloc() function in kiss_fft.c on 32-bit platforms. A remote attacker can pass specially crafted data to the application, trigger an integer overflow and crash the aplication.
Affected software
KissFFT
Fedora
vtk
kiss-fft
Fedora
vtk
kiss-fft
How to mitigate CVE-2025-34297
Install updates from vendor's website.
vtk - addressed in versions 9.2.6-38.fc42, 9.2.6-44.fc43
kiss-fft - addressed in versions 131.2.0-1.fc42, 131.2.0-1.fc43, 131.2.0-1.fc44
kiss-fft - addressed in versions 131.2.0-1.fc42, 131.2.0-1.fc43, 131.2.0-1.fc44