USN-5078-1

Richard Weinberger discovered that Squashfs-Tools mishandled certain malformed SQUASHFS files. An attacker could use this vulnerability to write arbitrary files to the filesystem.

References

Affected packages

Ubuntu:18.04:LTS / squashfs-tools

Package

Name: squashfs-tools
Purl: pkg:deb/ubuntu/squashfs-tools@1:4.3-6ubuntu0.18.04.4?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:4.3-6ubuntu0.18.04.4

Affected versions

1:4.*

1:4.3-4ubuntu1

1:4.3-4ubuntu2

1:4.3-6

1:4.3-6ubuntu0.18.04.1

1:4.3-6ubuntu0.18.04.2

1:4.3-6ubuntu0.18.04.3

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "squashfs-tools",
            "binary_version": "1:4.3-6ubuntu0.18.04.4"
        },
        {
            "binary_name": "squashfs-tools-dbgsym",
            "binary_version": "1:4.3-6ubuntu0.18.04.4"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:20.04:LTS / squashfs-tools

Package

Name: squashfs-tools
Purl: pkg:deb/ubuntu/squashfs-tools@1:4.4-1ubuntu0.2?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:4.4-1ubuntu0.2

Affected versions

1:4.*

1:4.4-1

1:4.4-1ubuntu0.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "squashfs-tools",
            "binary_version": "1:4.4-1ubuntu0.2"
        },
        {
            "binary_name": "squashfs-tools-dbgsym",
            "binary_version": "1:4.4-1ubuntu0.2"
        }
    ],
    "availability": "No subscription required"
}