| Name | CVE-2021-21859 |
| Description | An exploitable integer truncation vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. The stri_box_read function is used when processing atoms using the 'stri' FOURCC code. An attacker can convince a user to open a video to trigger this vulnerability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more) |
| References | DSA-4966-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| gpac (PTS) | buster | 0.5.2-426-gc5ad4e4+dfsg5-5 | fixed |
| bullseye | 1.0.1+dfsg1-4+deb11u1 | fixed | |
| bullseye (security) | 1.0.1+dfsg1-4+deb11u2 | fixed | |
| sid | 2.0.0+dfsg1-4 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| gpac | source | stretch | (not affected) | |||
| gpac | source | buster | (not affected) | |||
| gpac | source | bullseye | 1.0.1+dfsg1-4+deb11u1 | DSA-4966-1 | ||
| gpac | source | (unstable) | 1.0.1+dfsg1-5 |
[buster] - gpac <not-affected> (Vulnerable code not present)
[stretch] - gpac <not-affected> (Vulnerable code not present)
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1298
https://github.com/gpac/gpac/commit/8cd33e8977fd5f4215e4b67c309fd403762bfeb7
https://github.com/gpac/gpac/issues/1814