HOMEVULNERABILITIESCVE-2025-8584
LOW

CVE-2025-8584

CWE-404Published: August 5, 2025· Updated: Jun 17, 2026

3.3
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2025-8584 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityLow
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected Vendors & Products

libav1 product(s)
libav
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://vuldb.com/?id.318817
ADVISORYhttps://vuldb.com/?submit.621824

All References (6)

→
https://drive.google.com/file/d/1OwDNHuTbZFNTDX9afmvez_old3oRC7dM/view?usp=sharingExploit
→
https://trac.ffmpeg.org/ticket/11679Exploit
→
https://vuldb.com/?ctiid.318817Permissions Required · VDB Entry
→
https://vuldb.com/?id.318817Third Party Advisory · VDB Entry
→
https://vuldb.com/?submit.621824Third Party Advisory · VDB Entry
→
https://trac.ffmpeg.org/ticket/11679Exploit

Quick Facts

CVE IDCVE-2025-8584
CVSS Score3.3 / 10
SeverityLOW
WeaknessCWE-404
CISA KEVNo
Affected1 vendor(s)
PublishedAug 5, 2025

Related CVEs (CWE-404)

CVE-2025-5867
9.8
CVE-2023-24444
9.8
CVE-2018-8450
8.8
CVE-2026-11317
8.7
CVE-2026-1875
8.7
CVE-2026-1876
8.7

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2025-8584 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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