[Pkg-phototools-devel] Bug#888532: openjpeg2: CVE-2018-5727: nteger overflow in opj_t1_encode_cblks in src/lib/openjp2/t1.c

[Salvatore Bonaccorso]

Source: openjpeg2
Version: 2.3.0-1
Severity: important
Tags: security upstream
Forwarded: https://github.com/uclouvain/openjpeg/issues/1053

Hi,

the following vulnerability was published for openjpeg2.

CVE-2018-5727[0]:
| In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the
| opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could
| leverage this vulnerability to cause a denial of service via a crafted
| bmp file.

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-2018-5727
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5727
[1] https://github.com/uclouvain/openjpeg/issues/1053
[2] https://bugzilla.redhat.com/show_bug.cgi?id=1536552#c2

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore