USN-3304-1

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Source
https://ubuntu.com/security/notices/USN-3304-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3304-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-3304-1
Upstream
Related
Published
2017-05-30T16:38:06.925280Z
Modified
2025-07-16T08:52:34.670221Z
Summary
sudo vulnerability
Details

It was discovered that Sudo did not properly parse the contents of /proc/[pid]/stat when attempting to determine its controlling tty. A local attacker in some configurations could possibly use this to overwrite any file on the filesystem, bypassing intended permissions.

References

Affected packages

Ubuntu:14.04:LTS / sudo

Package

Name
sudo
Purl
pkg:deb/ubuntu/sudo@1.8.9p5-1ubuntu1.4?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.8.9p5-1ubuntu1.4

Affected versions

1.*

1.8.6p3-0ubuntu3
1.8.8-2ubuntu1
1.8.8-2ubuntu2
1.8.9p4-1ubuntu1
1.8.9p4-1ubuntu2
1.8.9p5-1ubuntu1
1.8.9p5-1ubuntu1.1
1.8.9p5-1ubuntu1.2
1.8.9p5-1ubuntu1.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "sudo",
            "binary_version": "1.8.9p5-1ubuntu1.4"
        },
        {
            "binary_name": "sudo-dbgsym",
            "binary_version": "1.8.9p5-1ubuntu1.4"
        },
        {
            "binary_name": "sudo-ldap",
            "binary_version": "1.8.9p5-1ubuntu1.4"
        },
        {
            "binary_name": "sudo-ldap-dbgsym",
            "binary_version": "1.8.9p5-1ubuntu1.4"
        }
    ]
}

Ubuntu:16.04:LTS / sudo

Package

Name
sudo
Purl
pkg:deb/ubuntu/sudo@1.8.16-0ubuntu1.4?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.8.16-0ubuntu1.4

Affected versions

1.*

1.8.12-1ubuntu3
1.8.16-0ubuntu1
1.8.16-0ubuntu1.1
1.8.16-0ubuntu1.2
1.8.16-0ubuntu1.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "sudo",
            "binary_version": "1.8.16-0ubuntu1.4"
        },
        {
            "binary_name": "sudo-dbgsym",
            "binary_version": "1.8.16-0ubuntu1.4"
        },
        {
            "binary_name": "sudo-ldap",
            "binary_version": "1.8.16-0ubuntu1.4"
        },
        {
            "binary_name": "sudo-ldap-dbgsym",
            "binary_version": "1.8.16-0ubuntu1.4"
        }
    ]
}