USN-4085-1

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Source
https://ubuntu.com/security/notices/USN-4085-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4085-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4085-1
Upstream
Related
Published
2019-08-01T12:47:41.339159Z
Modified
2025-07-16T08:32:28.258097Z
Summary
Sigil vulnerability
Details

Mike Salvatore discovered that Sigil mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the filesystem.

References

Affected packages

Ubuntu:16.04:LTS / sigil

Package

Name
sigil
Purl
pkg:deb/ubuntu/sigil@0.9.5+dfsg-0ubuntu1+esm1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.5+dfsg-0ubuntu1+esm1

Affected versions

0.*

0.8.7+dfsg-3
0.9.2+dfsg+dfsg-2
0.9.4+dfsg-0ubuntu1
0.9.5+dfsg-0ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "sigil",
            "binary_version": "0.9.5+dfsg-0ubuntu1+esm1"
        },
        {
            "binary_name": "sigil-data",
            "binary_version": "0.9.5+dfsg-0ubuntu1+esm1"
        },
        {
            "binary_name": "sigil-dbgsym",
            "binary_version": "0.9.5+dfsg-0ubuntu1+esm1"
        }
    ]
}

Ubuntu:18.04:LTS / sigil

Package

Name
sigil
Purl
pkg:deb/ubuntu/sigil@0.9.9+dfsg-1ubuntu0.1~esm1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.9+dfsg-1ubuntu0.1~esm1

Affected versions

0.*

0.9.8+dfsg-2build2
0.9.9+dfsg-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "sigil",
            "binary_version": "0.9.9+dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "sigil-data",
            "binary_version": "0.9.9+dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "sigil-dbgsym",
            "binary_version": "0.9.9+dfsg-1ubuntu0.1~esm1"
        }
    ]
}