Bug#898133: libgxps: CVE-2018-10767: Stack Buffer Overflow in calling glib in gxps_images_guess_content_type of gcontenttype.c

[Salvatore Bonaccorso]

Source: libgxps
Version: 0.2.2-3
Severity: important
Tags: security upstream

Hi,

The following vulnerability was published for libgxps.

CVE-2018-10767[0]:
| There is a stack-based buffer over-read in calling GLib in the function
| gxps_images_guess_content_type of gxps-images.c in libgxps through
| 0.3.0 because it does not reject negative return values from a
| g_input_stream_read call. A crafted input will lead to a remote 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-2018-10767
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10767
[1] https://bugzilla.redhat.com/show_bug.cgi?id=1575188

Regards,
Salvatore