# DEBIAN-CVE-2021-36412: gpac security update

DEBIAN-CVE-2021-36412, released January 10, 2022, fixes 1 CVE in gpac (version 1.0.1+dfsg1-4+deb11u2). None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/debian-cve-2021-36412
- Platform: Linux
- Released: Jan 10, 2022
- Priority: High (Closes CVE-2021-36412, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2021-36412

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [gpac](https://patchblox.com/security/data/product/linux/gpac.md) | Debian 11.6 (bullseye) | 1.0.1+dfsg1-4+deb11u2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-36412](https://patchblox.com/security/data/cve/CVE-2021-36412.md) | High | gpac: A heap-based buffer overflow vulnerability exists in MP4Box in GPAC 1.0.1 via the gp_rtp_builder_do_mpeg12_video func... | 7.8 | 0.0091 |  |

---

Data as of 2026-11-10T07:50:38Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.