Double Free in Gpac
CVE-2021-40570
The binary MP4Box in Gpac 1.0.1 has a double-free vulnerability in the avc_compute_poc function in av_parsers.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.
Vulnerability class: Double Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (67.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: +0.000
Affected products
- Gpac — versions 1.0.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/gpac/gpac/issues/1899 (Exploit, Third Party Advisory, Issue Tracking)
- github.com/gpac/gpac/commit/04dbf08bff4d61948bab80c3f9096ecc60c7f302 (Patch, Third Party Advisory)
- www.debian.org/security/2023/dsa-5411 (vendor-advisory)
Frequently asked questions
- What is CVE-2021-40570?
- CVE-2021-40570 is a high-severity vulnerability in Gpac, classified under Double Free. CVSS score: 7.8/10. Published 2022-01-13.
- How severe is CVE-2021-40570?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-40570 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.