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CVE-2025-8584— libav AVI File Parser buffer.c av_buffer_unref null pointer dereference

CVSS 3.3 · Low EPSS 0.05% · P17
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I. Basic Information for CVE-2025-8584

Vulnerability Information
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Vulnerability Title
libav AVI File Parser buffer.c av_buffer_unref null pointer dereference
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
libav 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Libav是Libav团队的一套跨平台的可对音频和视频进行录制、转换的解决方案，它包含了一个libavcodec编码器。 libav 12.3及之前版本存在安全漏洞，该漏洞源于组件AVI File Parser中文件libavutil/buffer.c的函数av_buffer_unref存在空指针取消引用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
-libav 12.0 -

II. Public POCs for CVE-2025-8584

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III. Intelligence Information for CVE-2025-8584

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Same Patch Batch · n/a · 2025-08-05 · 22 CVEs total

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Showing top 20 of 22 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: libav
Same vendor: n/a
Same weakness: CWE-476

V. Comments for CVE-2025-8584

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