CVE-2025-70303 — Heap-based Buffer Overflow in Gpac

CWE-122 — Heap-based Buffer Overflow5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 99.33%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
GpacDebian Gpac
Timeline
PublishedJan 15

Description

A heap overflow in the uncv_parse_config() function of GPAC v2.4.0 allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages2 packages

▶NVDgpac/gpac2.4.0
▶debiandebian/gpac

🔴Vulnerability Details

2
OSV
CVE-2025-70303: A heap overflow in the uncv_parse_config() function of GPAC v2↗2026-01-15
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GHSA
GHSA-gr5c-q6rh-x7c6: A heap overflow in the uncv_parse_config() function of GPAC v2↗2026-01-15
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📋Vendor Advisories

1
Debian
CVE-2025-70303: gpac - A heap overflow in the uncv_parse_config() function of GPAC v2.4.0 allows attack...↗2025
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🕵️Threat Intelligence

1
Wiz
CVE-2025-70303 Impact, Exploitability, and Mitigation Steps | Wiz↗
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CVE-2025-70303 — Heap-based Buffer Overflow in Gpac | cvebase