TI-2021-20161 Aliases CVE-2021-44591 GHSA-x3gx-w469-9mhp

In libming 0.4.8, the parseSWF_DEFINELOSSLESS2 function in util/parser.c lacks a boundary…

LOW 31CWE-770Published 2022-01-06 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-770.

Summary

In libming 0.4.8, the parseSWF_DEFINELOSSLESS2 function in util/parser.c lacks a boundary check that would lead to denial-of-service attacks via a crafted SWF file.

Why it matters now

EPSS 0.01052 64th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:libming:libming:0.4.8:::::::*	0.4.8	Vulnerable	Libming

cpe:2.3:a:libming:libming:0.4.8:*:*:*:*:*:*:* Versions 0.4.8 Vulnerable ·Libming

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-44591
2026-10-03 Alias added: GHSA-x3gx-w469-9mhp

References

Exploit 1

https://github.com/libming/libming/issues/235

Advisory 1

https://github.com/libming/libming

TI-2023-27635 Buffer Overflow vulnerability in libming version 0.4.8, allows attackers to execute… CVSS 3.1CRITICAL 9.8
TI-2023-18170 libming listswf 0.4.7 was discovered to contain a buffer overflow in the parseSWF_DEFINEFONTINFO() function at parser.c. CVSS 3.1HIGH 8.8
TI-2025-41074 Buffer overflow vulnerability in function dcputchar in decompile.c in libming 0.4.8. CVSS 3.1HIGH 7.5
TI-2025-41073 Buffer overflow vulnerability in function strcat in asan_interceptors.cpp in libming 0.4.8. CVSS 3.1HIGH 7.5
TI-2025-21106 An out-of-memory error in the parseABC_STRING_INFO function of libming v0.4.8 allows… CVSS 3.1HIGH 7.5
TI-2025-21103 An out-of-memory error in the parseABC_NS_SET_INFO function of libming v0.4.8 allows… CVSS 3.1HIGH 7.5

See all 106 →

Sources

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