Vulnerability Description
The TIFF decoder does not place a limit on the size of PackBits-compressed data. A maliciously-crafted image can exploit this to cause a small image (both in terms of pixel width/height and encoded size) to make the decoder decode large amounts of compressed data.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://go.dev/cl/759960
- https://go.dev/issue/79577
- https://groups.google.com/g/golang-announce/c/uhYX90BlBvI
- https://pkg.go.dev/vuln/GO-2026-5032
FAQ
What is CVE-2026-46599?
CVE-2026-46599 is a vulnerability with a CVSS score of 7.5 (HIGH). The TIFF decoder does not place a limit on the size of PackBits-compressed data. A maliciously-crafted image can exploit this to cause a small image (both in terms of pixel width/height and encoded si...
How severe is CVE-2026-46599?
CVE-2026-46599 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-46599?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.