Bug#863279: jbig2dec: CVE-2017-9216: NULL pointer dereference in the jbig2_huffman_get function

[Salvatore Bonaccorso <carnil@debian.org>]

Control: tags -1 + fixed-upstream

On Wed, May 24, 2017 at 08:40:44PM +0200, Salvatore Bonaccorso wrote:
> Source: jbig2dec
> Version: 0.13-1
> Severity: important
> Tags: upstream security
> Forwarded: https://bugs.ghostscript.com/show_bug.cgi?id=697934
> 
> Hi,
> 
> the following vulnerability was published for jbig2dec.
> 
> CVE-2017-9216[0]:
> | libjbig2dec.a in Artifex jbig2dec 0.13, as used in MuPDF and
> | Ghostscript, has a NULL pointer dereference in the jbig2_huffman_get
> | function in jbig2_huffman.c. For example, the jbig2dec utility will
> | crash (segmentation fault) when parsing an invalid file.
> 
> 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-2017-9216
>     https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9216
> [1] https://bugs.ghostscript.com/show_bug.cgi?id=697934

Fixed upstream with

http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=3ebffb1d96ba0cacec23016eccb4047dab365853

Regards,
Salvatore