CVE-2021-29279

Name: CVE-2021-29279
Creator: NVD / NIST
Published: 2021-04-19T20:15:14.287+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.98%

Last modified Jun 17, 2026

CVE-2021-29279 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. There is a integer overflow in function filter_core/filter_props.c:gf_props_assign_value in GPAC 1.0.1. In which, the arg const GF_PropertyValue *value,maybe value->value.data.size is a negative number. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

Description

There is a integer overflow in function filter_core/filter_props.c:gf_props_assign_value in GPAC 1.0.1. In which, the arg const GF_PropertyValue *value,maybe value->value.data.size is a negative number. In result, memcpy in gf_props_assign_value failed.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.98%

57.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gpac	Gpac	1.0.1

References

https://github.com/gpac/gpac/commit/da69ad1f970a7e17c865eaec9af98cc84df10d5bPatch, Third Party Advisory
https://github.com/gpac/gpac/issues/1718Exploit, Third Party Advisory
https://github.com/gpac/gpac/commit/da69ad1f970a7e17c865eaec9af98cc84df10d5bPatch, Third Party Advisory
https://github.com/gpac/gpac/issues/1718Exploit, Third Party Advisory

Timeline

Published: Apr 19, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-29279?

How severe is CVE-2021-29279?

CVE-2021-29279 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.

How do I fix CVE-2021-29279?

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-2021-29279?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST