Bug#926673: poppler: CVE-2019-9631: heap overflow in downsample_row_box_filter

[Salvatore Bonaccorso]

Source: poppler
Version: 0.71.0-3
Severity: important
Tags: patch security upstream
Forwarded: https://gitlab.freedesktop.org/poppler/poppler/issues/736

Hi,

The following vulnerability was published for poppler.

CVE-2019-9631[0]:
| Poppler 0.74.0 has a heap-based buffer over-read in the
| CairoRescaleBox.cc downsample_row_box_filter 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-2019-9631
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9631
[1] https://gitlab.freedesktop.org/poppler/poppler/issues/736
[2] https://gitlab.freedesktop.org/poppler/poppler/commit/8122f6d6d409b53151a20c5578fc525ee97315e8

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore