[Secure-testing-team] Bug#886588: imagemagick: CVE-2018-5248

[Salvatore Bonaccorso]

Source: imagemagick
Version: 8:6.9.7.4+dfsg-16
Severity: important
Tags: patch security upstream
Forwarded: https://github.com/ImageMagick/ImageMagick/issues/927

Hi,

the following vulnerability was published for imagemagick.

CVE-2018-5248[0]:
| In ImageMagick 7.0.7-17 Q16, there is a heap-based buffer over-read in
| coders/sixel.c in the ReadSIXELImage function, related to the
| sixel_decode function.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2018-5248
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5248
[1] https://github.com/ImageMagick/ImageMagick/issues/927

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore