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CVE-2025-8584

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Date: August 5, 2025

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.

Severity Score

Related Resources (7)

https://vuldb.com/?submit.621824
https://vuldb.com/?ctiid.318817
https://drive.google.com/file/d/1OwDNHuTbZFNTDX9afmvez_old3oRC7dM/view?usp=sharing
https://nvd.nist.gov/vuln/detail/CVE-2025-8584
https://trac.ffmpeg.org/ticket/11679
https://vuldb.com/?id.318817
https://www.mend.io/vulnerability-database/CVE-2025-8584

Severity Score

Weakness Type (CWE)

Improper Resource Shutdown or Release

CWE-404

NULL Pointer Dereference

CWE-476

Top Fix

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Upgrade Version

Upgrade to version https://github.com/libav/libav.git -

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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