Bug#960326: json-c: CVE-2020-12762

[Salvatore Bonaccorso <carnil@debian.org>]

Source: json-c
Version: 0.13.1+dfsg-7
Severity: important
Tags: security upstream
Forwarded: https://github.com/json-c/json-c/pull/592

Hi,

The following vulnerability was published for json-c.

CVE-2020-12762[0]:
| json-c through 0.14 has an integer overflow and out-of-bounds write
| via a large JSON file, as demonstrated by printbuf_memappend.


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-2020-12762
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12762
[1] https://github.com/json-c/json-c/pull/592

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore