A flaw was found in ImageMagick 7.0.8-3 Q16, ReadBMPImage and WriteBMPImage in coders/bmp.c allow attackers to cause an out of bounds write via a crafted file.
Created ImageMagick tracking bugs for this issue:
Affects: fedora-all [bug 1594420]
When writing a BMP file, ImageMagick incorrectly allocates the pixel_info array on the heap, using the wrong size. When converting a crafted image file to the BMP format, this flaw could be used to write beyond the limits, overwriting other data on the heap and causing a Denial of Service or other unspecified effects.
This issue has been addressed in the following products:
Red Hat Enterprise Linux 7
Via RHSA-2020:1180 https://access.redhat.com/errata/RHSA-2020:1180
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):