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memory leak in ReadAAIImage #444

bestshow opened this issue Apr 26, 2017 · 2 comments


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commented Apr 26, 2017

on ImageMagick 7.0.5-5

The ReadAAIImage function in aai.c:165 allows attackers to cause a denial of service (memory leak) via a crafted file.

#identify $FILE

Direct leak of 640 byte(s) in 1 object(s) allocated from:
#0 0x7fba5031ab58 in __interceptor_malloc ../../../../libsanitizer/asan/
#1 0x43ecdb in AcquireMagickMemory MagickCore/memory.c:463
#2 0x43ed2f in AcquireQuantumMemory MagickCore/memory.c:536
#3 0x50b069 in ReadAAIImage coders/aai.c:165
#4 0x7f27a7 in ReadImage MagickCore/constitute.c:497
#5 0x9e41a7 in ReadStream MagickCore/stream.c:1045
#6 0x7f1855 in PingImage MagickCore/constitute.c:226
#7 0x7f1e08 in PingImages MagickCore/constitute.c:327
#8 0xbb97b4 in IdentifyImageCommand MagickWand/identify.c:319
#9 0xc10308 in MagickCommandGenesis MagickWand/mogrify.c:183
#10 0x40f839 in MagickMain utilities/magick.c:149
#11 0x40fa06 in main utilities/magick.c:180
#12 0x7fba4b629b34 in __libc_start_main (/lib64/

640 byte(s) leaked in 1 allocation(s).

Author: ADLab of Venustech


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commented Apr 26, 2017

Thanks for the problem report. We can reproduce it and will have a patch to fix it in GIT master branch @ later today. The patch will be available in the beta releases of ImageMagick @ by sometime tomorrow.

dlemstra pushed a commit that referenced this issue Apr 26, 2017


dlemstra pushed a commit that referenced this issue Apr 26, 2017

@dlemstra dlemstra added the bug label Apr 27, 2017


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commented May 1, 2017

This issue has been assigned CVE-2017-8343

@dlemstra dlemstra closed this May 7, 2017

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