CVE-2021-40566
MEDIUMCVSS 5.5/10EPSS 0.83%
Last modified
CVE-2021-40566 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A Segmentation fault casued by heap use after free vulnerability exists in Gpac through 1.0.1 via the mpgviddmx_process function in reframe_mpgvid.c when using mp4box, which causes a denial of service.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.
Description
A Segmentation fault casued by heap use after free vulnerability exists in Gpac through 1.0.1 via the mpgviddmx_process function in reframe_mpgvid.c when using mp4box, which causes a denial of service.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gpac | Gpac | <= 1.0.1 |
References
- https://github.com/gpac/gpac/commit/96047e0e6166407c40cc19f4e94fb35cd7624391Patch, Third Party Advisory
- https://github.com/gpac/gpac/issues/1887Third Party Advisory
- https://github.com/gpac/gpac/commit/96047e0e6166407c40cc19f4e94fb35cd7624391Patch, Third Party Advisory
- https://github.com/gpac/gpac/issues/1887Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-40566?
A Segmentation fault casued by heap use after free vulnerability exists in Gpac through 1.0.1 via the mpgviddmx_process function in reframe_mpgvid.c when using mp4box, which causes a denial of service.
How severe is CVE-2021-40566?
CVE-2021-40566 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.
How do I fix CVE-2021-40566?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-40566?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST