It was discovered that Expat did not properly handle its internal state when attempting to resume an unstarted parser. An attacker could use this issue to cause a denial of service (application crash).
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "2.2.9-1ubuntu0.8",
"binary_name": "expat"
},
{
"binary_version": "2.2.9-1ubuntu0.8",
"binary_name": "libexpat1"
},
{
"binary_version": "2.2.9-1ubuntu0.8",
"binary_name": "libexpat1-dev"
}
]
}"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7145-1.json"
{
"cves": [
{
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2024-50602"
}
],
"ecosystem": "Ubuntu:20.04:LTS"
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "2.4.7-1ubuntu0.5",
"binary_name": "expat"
},
{
"binary_version": "2.4.7-1ubuntu0.5",
"binary_name": "libexpat1"
},
{
"binary_version": "2.4.7-1ubuntu0.5",
"binary_name": "libexpat1-dev"
}
]
}"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7145-1.json"
{
"cves": [
{
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2024-50602"
}
],
"ecosystem": "Ubuntu:22.04:LTS"
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "2.6.1-2ubuntu0.2",
"binary_name": "expat"
},
{
"binary_version": "2.6.1-2ubuntu0.2",
"binary_name": "libexpat1"
},
{
"binary_version": "2.6.1-2ubuntu0.2",
"binary_name": "libexpat1-dev"
}
]
}"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7145-1.json"
{
"cves": [
{
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2024-50602"
}
],
"ecosystem": "Ubuntu:24.04:LTS"
}
{
"availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
"binaries": [
{
"binary_version": "2.1.0-4ubuntu1.4+esm10",
"binary_name": "expat"
},
{
"binary_version": "2.1.0-4ubuntu1.4+esm10",
"binary_name": "lib64expat1"
},
{
"binary_version": "2.1.0-4ubuntu1.4+esm10",
"binary_name": "lib64expat1-dev"
},
{
"binary_version": "2.1.0-4ubuntu1.4+esm10",
"binary_name": "libexpat1"
},
{
"binary_version": "2.1.0-4ubuntu1.4+esm10",
"binary_name": "libexpat1-dev"
}
]
}"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7145-1.json"
{
"cves": [
{
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2024-50602"
}
],
"ecosystem": "Ubuntu:Pro:14.04:LTS"
}
{
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_version": "2.1.0-7ubuntu0.16.04.5+esm10",
"binary_name": "expat"
},
{
"binary_version": "2.1.0-7ubuntu0.16.04.5+esm10",
"binary_name": "lib64expat1"
},
{
"binary_version": "2.1.0-7ubuntu0.16.04.5+esm10",
"binary_name": "lib64expat1-dev"
},
{
"binary_version": "2.1.0-7ubuntu0.16.04.5+esm10",
"binary_name": "libexpat1"
},
{
"binary_version": "2.1.0-7ubuntu0.16.04.5+esm10",
"binary_name": "libexpat1-dev"
}
]
}"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7145-1.json"
{
"cves": [
{
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2024-50602"
}
],
"ecosystem": "Ubuntu:Pro:16.04:LTS"
}
{
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_version": "2.2.5-3ubuntu0.9+esm2",
"binary_name": "expat"
},
{
"binary_version": "2.2.5-3ubuntu0.9+esm2",
"binary_name": "libexpat1"
},
{
"binary_version": "2.2.5-3ubuntu0.9+esm2",
"binary_name": "libexpat1-dev"
}
]
}"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7145-1.json"
{
"cves": [
{
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2024-50602"
}
],
"ecosystem": "Ubuntu:Pro:18.04:LTS"
}