[Secure-testing-team] Bug#869913: ghostscript: CVE-2017-9727: heap-buffer-overflow in gx_ttfReader__Read(base/gxttfb.c)

[Salvatore Bonaccorso]

Source: ghostscript
Version: 9.06~dfsg-2
Severity: important
Tags: upstream patch security fixed-upstream
Forwarded: https://bugs.ghostscript.com/show_bug.cgi?id=698056

Hi,

the following vulnerability was published for ghostscript.

CVE-2017-9727[0]:
| The gx_ttfReader__Read function in base/gxttfb.c in Artifex Ghostscript
| GhostXPS 9.22 allows remote attackers to cause a denial of service
| (heap-based buffer over-read and application crash) or possibly have
| unspecified other impact via a crafted document.

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-2017-9727
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9727
[1] https://bugs.ghostscript.com/show_bug.cgi?id=698056
[2] http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=937ccd17ac

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore