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7.5 High

CVE-2026-46599 The TIFF decoder does not place a limit on the size of PackBits-compressed data

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.

Affected products and versions

Product Affected versions Fixed in
golang.org/x/image/tiff 0.41 earliest → < 0.41.0 0.41.0
The 8 CVEs of golang.org/x/image/tiff →
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