Bug#877952: poppler: CVE-2017-14977: NULL pointer dereference in FoFiTrueType::getCFFBlock

[Salvatore Bonaccorso]

Source: poppler
Version: 0.57.0-2
Severity: important
Tags: patch security upstream
Forwarded: https://bugs.freedesktop.org/show_bug.cgi?id=103045

Hi,

the following vulnerability was published for poppler.

CVE-2017-14977[0]:
| The FoFiTrueType::getCFFBlock function in FoFiTrueType.cc in Poppler
| 0.59.0 has a NULL pointer dereference vulnerability due to lack of
| validation of a table pointer, which allows an attacker to launch a
| denial of service attack.

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-2017-14977
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14977
[1] https://bugs.freedesktop.org/show_bug.cgi?id=103045
[2] https://cgit.freedesktop.org/poppler/poppler/commit/?id=19eedc6fb693a62f305e13079501e3105f869f3c

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore