USN-7871-1

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Source
https://ubuntu.com/security/notices/USN-7871-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7871-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7871-1
Upstream
Related
Published
2025-11-16T23:19:59.097276Z
Modified
2025-11-18T10:33:27.221114Z
Summary
ffmpeg vulnerability
Details

It was discovered that FFmpeg incorrectly handled memory allocation in the ALS audio decoder. If a user was tricked into loading a crafted media file, a remote attacker could possibly use this issue to make FFmpeg crash, resulting in a denial of service.

References

Affected packages

Ubuntu:25.10 / ffmpeg

Package

Name
ffmpeg
Purl
pkg:deb/ubuntu/ffmpeg@7:7.1.1-1ubuntu4.1?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7:7.1.1-1ubuntu4.1

Affected versions

7:7.*

7:7.1.1-1ubuntu1
7:7.1.1-1ubuntu2
7:7.1.1-1ubuntu3
7:7.1.1-1ubuntu4

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "ffmpeg"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavcodec-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavcodec-extra"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavcodec-extra61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavcodec61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavdevice-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavdevice61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavfilter-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavfilter-extra"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavfilter-extra10"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavfilter10"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavformat-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavformat-extra"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavformat-extra61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavformat61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavutil-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libavutil59"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libpostproc-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libpostproc58"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libswresample-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libswresample5"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libswscale-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu4.1",
            "binary_name": "libswscale8"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:25.10",
    "cves": [
        {
            "id": "CVE-2025-7700",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}

Ubuntu:25.04 / ffmpeg

Package

Name
ffmpeg
Purl
pkg:deb/ubuntu/ffmpeg@7:7.1.1-1ubuntu1.3?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7:7.1.1-1ubuntu1.3

Affected versions

7:7.*

7:7.0.2-3ubuntu1
7:7.1-3ubuntu1
7:7.1-3ubuntu2
7:7.1-3ubuntu3
7:7.1-4ubuntu1
7:7.1-4ubuntu2
7:7.1.1-1ubuntu1
7:7.1.1-1ubuntu1.1
7:7.1.1-1ubuntu1.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "ffmpeg"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavcodec-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavcodec-extra"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavcodec-extra61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavcodec61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavdevice-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavdevice61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavfilter-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavfilter-extra"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavfilter-extra10"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavfilter10"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavformat-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavformat-extra"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavformat-extra61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavformat61"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavutil-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libavutil59"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libpostproc-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libpostproc58"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libswresample-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libswresample5"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libswscale-dev"
        },
        {
            "binary_version": "7:7.1.1-1ubuntu1.3",
            "binary_name": "libswscale8"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:25.04",
    "cves": [
        {
            "id": "CVE-2025-7700",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}