How severe is CVE-2025-29491?

CVE-2025-29491 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-29491 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-29491?

CVE-2025-29491 affects Libming. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-29491?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-29491 have an EU (EUVD) identifier?

Yes. CVE-2025-29491 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8464.

When was CVE-2025-29491 published?

CVE-2025-29491 was published on 2025-03-27 and last updated on 2026-06-17.

CVE-2025-29491

CVE-2025-29491 is a medium-severity vulnerability in Libming with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-789.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-8464
Weakness: CWE-789
Affected product: Libming
Published: 2025-03-27
Last modified: 2026-06-17

Description

An allocation-size-too-big error in the parseSWF_DEFINEBINARYDATA function of libming v0.48 allows attackers to cause a Denial of Service (DoS) via supplying a crafted SWF file.

Frequently asked questions

What is CVE-2025-29491?: An allocation-size-too-big error in the parseSWF_DEFINEBINARYDATA function of libming v0.48 allows attackers to cause a Denial of Service (DoS) via supplying a crafted SWF file.
How severe is CVE-2025-29491?: CVE-2025-29491 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-29491 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-29491?: CVE-2025-29491 affects Libming. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-29491?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-29491 have an EU (EUVD) identifier?: Yes. CVE-2025-29491 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8464.
When was CVE-2025-29491 published?: CVE-2025-29491 was published on 2025-03-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libming:libming:0.4.8:*:*:*:*:*:*:*

More vulnerabilities in Libming

CVE-2023-50628 — Critical (CVSS 9.8): Buffer Overflow vulnerability in libming version 0.4.8, allows attackers to execute arbitrary code and obtain sensitive…
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CVE-2020-11894 — Critical (CVSS 9.1): Ming (aka libming) 0.4.8 has a heap-based buffer over-read (8 bytes) in the function decompileIF() in decompile.c.
CVE-2019-16705 — Critical (CVSS 9.1): Ming (aka libming) 0.4.8 has an out of bounds read vulnerability in the function OpCode() in the decompile.c file in…
CVE-2023-36239 — High (CVSS 8.8): libming listswf 0.4.7 was discovered to contain a buffer overflow in the parseSWF_DEFINEFONTINFO() function at parser.c.
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