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CVE-2025-8584

libav AVI File Parser buffer.c av_buffer_unref null pointer dereference

Published: Aug 5, 2025Updated: Apr 29, 2026 Sources: CVE List NVDCWE-404
3.3LOW
NVD MITRE
EPSS Score
0.2%
Top 88.7%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
No Fix Available
Self-Check
Not available

Description

A vulnerability classified as problematic was found in libav up to 12.3. Affected by this vulnerability is the function av_buffer_unref of the file libavutil/buffer.c of the component AVI File Parser. The manipulation leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The bug was initially reported by the researcher to the wrong project. This vulnerability only affects products that are no longer supported by the maintainer.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:L
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
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Weaknesses

CWE-404CWE-476

Affected Products

libav
oss-projectaka libavformat, libavcodec
libavLibraryLibrary
OSS Libraries / generic-library
and 1 more affected products View all →

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

https://vuldb.com/?id.318817
vuldb.com
https://vuldb.com/?ctiid.318817
vuldb.com
https://vuldb.com/?submit.621824
vuldb.com
and 2 more references View all →

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