Buffer overflow in Libvips
CVE-2026-35591
libvips is a fast image processing library with low memory needs. The `tiffload` operation in libvips versions before and including 8.18.1 could incorrectly determine the number of channels in a JPEG or JPEG2000-encoded tile within a TIFF image, leading to a possible buffer overflow. This has been patched in version 8.18.2.
Vulnerability class: Buffer Overflow
EPSS: 0.002 (6.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Libvips — versions <= 8.18.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-35591?
- CVE-2026-35591 is a high-severity vulnerability in Libvips, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-07-20.
- How severe is CVE-2026-35591?
- High severity. CVSS v3 base score is 7.8 out of 10.