Vulnerability 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".
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/biniamf/pocs/tree/main/libvips_im_minpos_vec_oob
- https://github.com/libvips/libvips/
- https://github.com/libvips/libvips/issues/4965
- https://github.com/libvips/libvips/issues/4965#issuecomment-4135003499
- https://vuldb.com/submit/786994
- https://vuldb.com/vuln/358035
- https://vuldb.com/vuln/358035/cti
FAQ
What is CVE-2026-6491?
CVE-2026-6491 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 ...
How severe is CVE-2026-6491?
CVE-2026-6491 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-6491?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.