Double Free in Gpac

CVE-2021-40574

The binary MP4Box in Gpac from 0.9.0-preview to 1.0.1 has a double-free vulnerability in the gf_text_get_utf8_line function in load_text.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.

Vulnerability class: Double Free

EPSS: 0.013 (68.0th percentile) — read the EPSS interpretation.

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.

Affected products

  • Gpac
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-40574?
CVE-2021-40574 is a high-severity vulnerability in Gpac, classified under Double Free. CVSS score: 7.8/10. Published 2022-01-13.
How severe is CVE-2021-40574?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2021-40574 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.