There is a integer overflow in function filter_core/filter_props.c:gf_props_assign_value in GPAC 1.0.1.

published 2021-04-19 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-15916

cvss: 7.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits: 0; none known

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.

Patch / fix

distros 1 links 1

gpac Debian 11 1.0.1+dfsg1-4

debian advisories DEBIAN-CVE-2021-29279

github.com/gpac/gpac@da69ad1 commit

Exploit prediction

0.98% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/gpac/gpac/issues/1718 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-190 Integer Overflow or Wraparound
CWE-787 Out-of-bounds Write

References

github.com /gpac/gpac/commit/da69ad1f970a7e17c865eaec9af98cc84df10d5b
patch, third-party-advisory
github.com /gpac/gpac/issues/1718
exploit, third-party-advisory

Sources

CVE List CVE-2021-29279
NVD CVE-2021-29279

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Summary