Integer Overflow to Buffer Overflow in libvips - CVE-2026-70651
Published: August 15, 2026
Vulnerability identifier: #VU142606
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-70651
CWE-ID: CWE-680
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to integer overflow to buffer overflow in dimension handling in the ImageMagick-based TIFF reader when processing a crafted multi-page TIFF image. A local user can supply a specially crafted multi-page TIFF image to cause a denial of service.
Only libvips builds compiled without libtiff support and with ImageMagick support are vulnerable.
Affected software
libvips
How to mitigate CVE-2026-70651
Install security update from vendor's website.
libvips - update to 8.18.3