CVE-2021-40574: Double Free
The binary MP4Box in Gpac 1.0.1 has a double-free vulnerability in the gftextgetutf8line function in loadtext.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.
Other sources
The binary MP4Box in Gpac from 0.9.0-preview to 1.0.1 has a double-free vulnerability in the gftextgetutf8line function in loadtext.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.
— MITRE
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2021-40574?
CVE-2021-40574 is classified as a high severity vulnerability due to its potential for denial of service and privilege escalation.
How do I fix CVE-2021-40574?
To fix CVE-2021-40574, update GPAC to versions 1.0.1+dfsg1-4+deb11u3 or 2.2.1+dfsg1-3.
Which versions of GPAC are affected by CVE-2021-40574?
GPAC versions up to and including 1.0.1 are affected by CVE-2021-40574.
What type of vulnerability is CVE-2021-40574?
CVE-2021-40574 is a double-free vulnerability occurring in the gf_text_get_utf8_line function.
Can CVE-2021-40574 lead to code execution?
Yes, CVE-2021-40574 can potentially allow attackers to achieve code execution.