CVE-2026-6491

medium

Description

A security vulnerability has been detected in libvips up to 8.18.2. The affected element is the function im_minpos_vec of the file libvips/deprecated/vips7compat.c of the component nip2 Handler. Such manipulation of the argument n leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. The vendor confirms that they will "be removing the deprecated area in libvips 8.19".

References

https://vuldb.com/vuln/358035/cti

https://vuldb.com/vuln/358035

https://vuldb.com/submit/786994

https://github.com/libvips/libvips/issues/4965#issuecomment-4135003499

https://github.com/libvips/libvips/issues/4965

https://github.com/libvips/libvips/

https://github.com/biniamf/pocs/tree/main/libvips_im_minpos_vec_oob

Details

Source: Mitre, NVD

Published: 2026-04-17

Updated: 2026-04-17

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:L/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 5.3

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Severity: Medium

CVSS v4

Base Score: 4.8

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Medium