Heap-based buffer overflow in libvips - CVE-2026-70653
Published: August 15, 2026
Vulnerability identifier: #VU142604
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-70653
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to disclose sensitive information.
The vulnerability exists due to a heap-based buffer overflow in the radiance image decoder when parsing a well-crafted run length encoded radiance image. A local user can supply a specially crafted image to disclose sensitive information.
Only libvips builds with support for loading radiance images are vulnerable.
Affected software
libvips
Debian Linux
vips (Debian package)
Debian Linux
vips (Debian package)
How to mitigate CVE-2026-70653
Install security update from vendor's website.
libvips - update to 8.18.3
vips (Debian package) - update to 8.16.1-1+deb13u2
vips (Debian package) - update to 8.16.1-1+deb13u2