Description
NULL Pointer Dereference in GitHub repository gpac/gpac prior to 1.1.0.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| gpac | gpac/gpac | unspecified – < 1.1.0 | 1.1.0 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 11 | gpac | 1.0.1+dfsg1-4+deb11u2 | DSA-5411-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
-
cyberark/PwnKit-Hunter ★ 29 · Jan 30, 2022
PwnKit-Hunter is here to help you check if your systems are vulnerable to CVE-2021-4043, a.k.a. PwnKit
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- DSA-5411-1 gpac - security update Debian Security (DSA / DLA) · Mar 9, 2026