USN-5907-1

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Source
https://ubuntu.com/security/notices/USN-5907-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5907-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-5907-1
Upstream
Related
Published
2023-03-02T12:48:30.224183Z
Modified
2025-07-16T08:56:12.259669Z
Summary
c-ares vulnerability
Details

It was discovered that c-ares incorrectly handled certain sortlist strings. A remote attacker could use this issue to cause c-ares to crash, resulting in a denial of service, or possibly execute arbitrary code.

References

Affected packages

Ubuntu:18.04:LTS / c-ares

Package

Name
c-ares
Purl
pkg:deb/ubuntu/c-ares@1.14.0-1ubuntu0.2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.14.0-1ubuntu0.2

Affected versions

1.*

1.13.0-2
1.13.0-3
1.14.0-1
1.14.0-1ubuntu0.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libc-ares-dev",
            "binary_version": "1.14.0-1ubuntu0.2"
        },
        {
            "binary_name": "libc-ares2",
            "binary_version": "1.14.0-1ubuntu0.2"
        },
        {
            "binary_name": "libc-ares2-dbgsym",
            "binary_version": "1.14.0-1ubuntu0.2"
        }
    ]
}

Ubuntu:20.04:LTS / c-ares

Package

Name
c-ares
Purl
pkg:deb/ubuntu/c-ares@1.15.0-1ubuntu0.2?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.15.0-1ubuntu0.2

Affected versions

1.*

1.15.0-1build1
1.15.0-1ubuntu0.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libc-ares-dev",
            "binary_version": "1.15.0-1ubuntu0.2"
        },
        {
            "binary_name": "libc-ares2",
            "binary_version": "1.15.0-1ubuntu0.2"
        },
        {
            "binary_name": "libc-ares2-dbgsym",
            "binary_version": "1.15.0-1ubuntu0.2"
        }
    ]
}

Ubuntu:22.04:LTS / c-ares

Package

Name
c-ares
Purl
pkg:deb/ubuntu/c-ares@1.18.1-1ubuntu0.22.04.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.18.1-1ubuntu0.22.04.1

Affected versions

1.*

1.17.1-1ubuntu1
1.18.1-1
1.18.1-1build1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libc-ares-dev",
            "binary_version": "1.18.1-1ubuntu0.22.04.1"
        },
        {
            "binary_name": "libc-ares2",
            "binary_version": "1.18.1-1ubuntu0.22.04.1"
        },
        {
            "binary_name": "libc-ares2-dbgsym",
            "binary_version": "1.18.1-1ubuntu0.22.04.1"
        }
    ]
}