[Pkg-gmagick-im-team] Bug#885941: imagemagick: CVE-2017-17681: CPU exhaustion in ReadPSDChannelZip
Salvatore Bonaccorso
carnil at debian.org
Sun Dec 31 16:19:18 UTC 2017
Source: imagemagick
Version: 8:6.9.7.4+dfsg-11
Severity: important
Tags: patch security upstream
Forwarded: https://github.com/ImageMagick/ImageMagick/issues/869
Hi,
the following vulnerability was published for imagemagick.
CVE-2017-17681[0]:
| In ImageMagick 7.0.7-12 Q16, an infinite loop vulnerability was found
| in the function ReadPSDChannelZip in coders/psd.c, which allows
| attackers to cause a denial of service (CPU exhaustion) via a crafted
| psd image file.
The fix consist unfortunately on a series of commits. There was a
first attempt to fix the issue with
edf1b9408492b97cd08111a0a9cb123f6391dc5b, then various reverts up to
cae42160e5ab6de4b2a9433267e143ce295ae957, so the final fix might
actually just consit of:
$ git diff cae42160e5ab6de4b2a9433267e143ce295ae957 ^edf1b9408492b97cd08111a0a9cb123f6391dc5b~1 -- coders/psd.c
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-2017-17681
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17681
[1] https://github.com/ImageMagick/ImageMagick/issues/869
Please adjust the affected versions in the BTS as needed.
Regards,
Salvatore
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