Bug 1849028 (CVE-2020-13902)

Summary: CVE-2020-13902 ImageMagick: heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding
Product: [Other] Security Response Reporter: Marian Rehak <mrehak>
Component: vulnerabilityAssignee: Nobody <nobody>
Status: NEW --- QA Contact:
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Priority: medium    
Version: unspecifiedCC: fedora, jhorak, mike, pahan
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Hardware: All   
OS: Linux   
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Fixed In Version: ImageMagick 7.0.10-20 Doc Type: If docs needed, set a value
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Bug Depends On: 1850854    
Bug Blocks: 1849029    

Description Marian Rehak 2020-06-19 13:45:11 UTC
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.

Reference:

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20920