TI-2023-02661 Aliases CVE-2023-2840 GHSA-4w32-7g32-h4j6

NULL Pointer Dereference in gpac/gpac

HIGH 75CWE-476Published 2023-05-22 · Updated 2025-01-21

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-476.

Summary

NULL Pointer Dereference in GitHub repository gpac/gpac prior to 2.2.2.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00652 51st percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix Fixed gpac/gpac (gpac): 2.2.2

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
gpac	gpac/gpac	before 2.2.2	2.2.2	Patch available	CNA

gpac/gpac Vendorgpac Affected before 2.2.2 Fixed in 2.2.2 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:gpac:gpac::::::::	before 2.2.1	Vulnerable	gpac

cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:* Versions before 2.2.1 Vulnerable ·gpac

Remediation

Fix · CNA gpac/gpac (gpac) Fixed in 2.2.2

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Release · 2023-05-22
gpac/gpac 2.2.2
4 records Highest priority Priority HIGH 3 HIGH, 1 MEDIUM
Other records, highest priority first
- TI-2023-02659 Out-of-bounds Read in gpac/gpacPriority HIGH 72
- TI-2023-02660 Divide By Zero in gpac/gpacPriority HIGH 66
- TI-2023-02658 Stack-based Buffer Overflow in gpac/gpacPriority MEDIUM 58
Show all 4 records →

Timeline

2026-10-02 Threatist record created from CVE-2023-2840
2026-10-03 Alias added: GHSA-4w32-7g32-h4j6
2026-10-14 EPSS moved to the 50th–90th percentile

References

TI-2023-25004 An issue was discovered in gpac version 2.3-DEV-rev588-g7edc40fee-master, allows remote… CVSS 3.1CRITICAL 9.8
TI-2025-43085 GPAC v2.4.0 was discovered to contain an out-of-bounds read in the oggdmx_parse_tags function. CVSS 3.1HIGH 8.2
TI-2024-00295 Stack-based Buffer Overflow in gpac/gpac CVSS 3.1CRITICAL 9.8
TI-2023-25341 Heap Buffer Overflow vulnerability in GPAC version 2.3-DEV-rev617-g671976fcc-master… CVSS 3.1CRITICAL 9.8
TI-2026-22173 GPAC NHML Demuxer (dmx_nhml.c) Vulnerable to Stack Buffer Overflow CVSS 4.0HIGH 7.7
TI-2023-25003 Heap-based Buffer Overflow vulnerability in gpac version… CVSS 3.1HIGH 8.8

See all 400 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences