| Name | CVE-2018-21015 |
| Description | AVC_DuplicateConfig() at isomedia/avc_ext.c in GPAC 0.7.1 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted file. There is "cfg_new->AVCLevelIndication = cfg->AVCLevelIndication;" but cfg could be NULL. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2072-1 |
| Debian Bugs | 940882, 994746 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ccextractor (PTS) | buster | 0.87+ds1-1 | vulnerable |
| bullseye | 0.88+ds1-1 | vulnerable |
| gpac (PTS) | jessie, jessie (lts) | 0.5.0+svn5324~dfsg1-1+deb8u5 | fixed |
| stretch | 0.5.2-426-gc5ad4e4+dfsg5-3+deb9u1 | vulnerable |
| buster | 0.5.2-426-gc5ad4e4+dfsg5-5 | vulnerable |
| bullseye (security), bullseye | 1.0.1+dfsg1-4+deb11u3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| ccextractor | source | (unstable) | 0.93+ds2-1 | | | 994746 |
| gpac | source | wheezy | (unfixed) | end-of-life | | |
| gpac | source | jessie | 0.5.0+svn5324~dfsg1-1+deb8u5 | | DLA-2072-1 | |
| gpac | source | (unstable) | 1.0.1+dfsg1-2 | | | 940882 |
Notes
[buster] - gpac <no-dsa> (Minor issue)
[stretch] - gpac <no-dsa> (Minor issue)
[bullseye] - ccextractor <no-dsa> (Minor issue)
[buster] - ccextractor <no-dsa> (Minor issue)
https://github.com/gpac/gpac/issues/1179
https://github.com/gpac/gpac/commit/0545bb0a01bfac6764c43bd5074e9c2d1eae495f