[Secure-testing-team] Bug#860961: libcroco: CVE-2017-7960 CVE-2017-7961

[Salvatore Bonaccorso]

Source: libcroco
Version: 0.6.8-3
Severity: important
Tags: security upstream patch

Hi,

the following vulnerabilities were published for libcroco.

CVE-2017-7960[0]:
| The cr_input_new_from_uri function in cr-input.c in libcroco 0.6.11 and
| 0.6.12 allows remote attackers to cause a denial of service (heap-based
| buffer over-read) via a crafted CSS file.

CVE-2017-7961[1]:
| The cr_tknzr_parse_rgb function in cr-tknzr.c in libcroco 0.6.11 and
| 0.6.12 has an "outside the range of representable values of type long"
| undefined behavior issue, which might allow remote attackers to cause a
| denial of service (application crash) or possibly have unspecified
| other impact via a crafted CSS file.

If you fix the vulnerabilities please also make sure to include the
CVE (Common Vulnerabilities & Exposures) ids in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2017-7960
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7960
    https://git.gnome.org/browse/libcroco/commit/?id=898e3a8c8c0314d2e6b106809a8e3e93cf9d4394
[1] https://security-tracker.debian.org/tracker/CVE-2017-7961
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7961
    https://git.gnome.org/browse/libcroco/commit/?id=9ad72875e9f08e4c519ef63d44cdbd94aa9504f7

Regards,
Salvatore