python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 and 3.7.0 is vulnerable to catastrophic backtracking in the difflib.ISLINEJUNK method. An attacker could use this flaw to cause denial of service.
{
"unresolved_ranges": [
{
"extracted_events": [
{
"introduced": "12.04"
},
{
"last_affected": "12.04"
},
{
"introduced": "14.04"
},
{
"last_affected": "14.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "18.04"
},
{
"last_affected": "18.04"
}
],
"source": "CPE_STRING",
"vendor_product": "canonical:ubuntu_linux",
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*"
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"source": "CPE_STRING",
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"introduced": "8.0"
},
{
"last_affected": "8.0"
},
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
}
]
},
{
"extracted_events": [
{
"introduced": "28"
},
{
"last_affected": "28"
},
{
"introduced": "29"
},
{
"last_affected": "29"
},
{
"introduced": "30"
},
{
"last_affected": "30"
}
],
"source": "CPE_STRING",
"vendor_product": "fedoraproject:fedora",
"cpes": [
"cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*"
]
},
{
"extracted_events": [
{
"introduced": "3.7.0-alpha1"
},
{
"last_affected": "3.7.0-alpha1"
},
{
"introduced": "3.7.0-alpha2"
},
{
"last_affected": "3.7.0-alpha2"
},
{
"introduced": "3.7.0-alpha3"
},
{
"last_affected": "3.7.0-alpha3"
},
{
"introduced": "3.7.0-alpha4"
},
{
"last_affected": "3.7.0-alpha4"
},
{
"introduced": "3.7.0-beta1"
},
{
"last_affected": "3.7.0-beta1"
},
{
"introduced": "3.7.0-beta2"
},
{
"last_affected": "3.7.0-beta2"
},
{
"introduced": "3.7.0-beta3"
},
{
"last_affected": "3.7.0-beta3"
},
{
"introduced": "3.7.0-beta4"
},
{
"last_affected": "3.7.0-beta4"
},
{
"introduced": "3.7.0-beta5"
},
{
"last_affected": "3.7.0-beta5"
}
],
"source": "CPE_STRING",
"vendor_product": "python:python",
"cpes": [
"cpe:2.3:a:python:python:3.7.0:alpha1:*:*:*:*:*:*",
"cpe:2.3:a:python:python:3.7.0:alpha2:*:*:*:*:*:*",
"cpe:2.3:a:python:python:3.7.0:alpha3:*:*:*:*:*:*",
"cpe:2.3:a:python:python:3.7.0:alpha4:*:*:*:*:*:*",
"cpe:2.3:a:python:python:3.7.0:beta1:*:*:*:*:*:*",
"cpe:2.3:a:python:python:3.7.0:beta2:*:*:*:*:*:*",
"cpe:2.3:a:python:python:3.7.0:beta3:*:*:*:*:*:*",
"cpe:2.3:a:python:python:3.7.0:beta4:*:*:*:*:*:*",
"cpe:2.3:a:python:python:3.7.0:beta5:*:*:*:*:*:*"
]
},
{
"cpes": [
"cpe:2.3:a:redhat:ansible_tower:3.3:*:*:*:*:*:*:*"
],
"source": "CPE_STRING",
"vendor_product": "redhat:ansible_tower",
"extracted_events": [
{
"introduced": "3.3"
},
{
"last_affected": "3.3"
}
]
},
{
"extracted_events": [
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING",
"vendor_product": "redhat:enterprise_linux_desktop",
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"
],
"source": "CPE_STRING",
"vendor_product": "redhat:enterprise_linux_server",
"extracted_events": [
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
]
},
{
"extracted_events": [
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING",
"vendor_product": "redhat:enterprise_linux_workstation",
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"
]
}
]
}{
"source": [
"CPE_RANGE",
"CPE_STRING"
],
"cpe": [
"cpe:2.3:a:python:python:*:*:*:*:*:*:*:*",
"cpe:2.3:a:python:python:3.7.0:rc1:*:*:*:*:*:*"
],
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "2.7.15"
},
{
"introduced": "3.0"
},
{
"fixed": "3.4.9"
},
{
"introduced": "3.5.0"
},
{
"last_affected": "3.5.5"
},
{
"introduced": "3.6"
},
{
"last_affected": "3.6.4"
},
{
"introduced": "3.7.0-rc1"
},
{
"last_affected": "3.7.0-rc1"
}
]
}