Bug#986923: jhead: CVE-2021-3496

[Salvatore Bonaccorso <carnil@debian.org>]

Source: jhead
Version: 1:3.04-5
Severity: grave
Tags: security upstream
Justification: user security hole
Forwarded: https://github.com/Matthias-Wandel/jhead/issues/33
X-Debbugs-Cc: carnil@debian.org, Debian Security Team <team@security.debian.org>

Hi,

The following vulnerability was published for jhead.

CVE-2021-3496[0]:
| heap-based buffer overflow in Get16u() in exif.c

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-2021-3496
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3496
[1] https://github.com/Matthias-Wandel/jhead/issues/33
[2] https://github.com/Matthias-Wandel/jhead/commit/ca2973f4ce79279c15a09cf400648a757c1721b0

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore