CVE-2022-26967 json
GPAC 2.0 allows a heap-based buffer overflow in gf_base64_encode.
published 2022-03-12 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-31510
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 61%
- public exploits
- 0
- none known
Summary
GPAC 2.0 allows a heap-based buffer overflow in gf_base64_encode. It can be triggered via MP4Box.
Patch / fix
- gpac Debian 11 1.0.1+dfsg1-4+deb11u2
debian advisories DEBIAN-CVE-2022-26967
- github.com/gpac/gpac/issues/2138 advisory
Exploit prediction
0.96% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/gpac/gpac/issues/2138 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
github.com
/gpac/gpac/issues/2138
exploit, patch, third-party-advisory
-
debian.org
/security/2023/dsa-5411
vendor-advisory
Sources
- CVE List CVE-2022-26967
- NVD CVE-2022-26967
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