A heap-buffer-overflow (off-by-one) flaw was found in the GnuTLS software in the template parsing logic within the certtool utility. When it reads certain settings from a template file, it allows an attacker to cause an out-of-bounds (OOB) NULL pointer write, resulting in memory corruption and a denial-of-service (DoS) that could potentially crash the system.
{
"binaries": [
{
"binary_version": "3.7.3-4ubuntu1.7",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.7.3-4ubuntu1.7",
"binary_name": "guile-gnutls"
},
{
"binary_version": "3.7.3-4ubuntu1.7",
"binary_name": "libgnutls-dane0"
},
{
"binary_version": "3.7.3-4ubuntu1.7",
"binary_name": "libgnutls-openssl27"
},
{
"binary_version": "3.7.3-4ubuntu1.7",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.7.3-4ubuntu1.7",
"binary_name": "libgnutls30"
},
{
"binary_version": "3.7.3-4ubuntu1.7",
"binary_name": "libgnutlsxx28"
}
],
"availability": "No subscription required"
}{
"binaries": [
{
"binary_version": "3.8.3-1.1ubuntu3.4",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.8.3-1.1ubuntu3.4",
"binary_name": "libgnutls-dane0t64"
},
{
"binary_version": "3.8.3-1.1ubuntu3.4",
"binary_name": "libgnutls-openssl27t64"
},
{
"binary_version": "3.8.3-1.1ubuntu3.4",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.8.3-1.1ubuntu3.4",
"binary_name": "libgnutls30t64"
}
],
"availability": "No subscription required"
}{
"binaries": [
{
"binary_version": "3.8.9-2ubuntu3.1",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.8.9-2ubuntu3.1",
"binary_name": "libgnutls-dane0t64"
},
{
"binary_version": "3.8.9-2ubuntu3.1",
"binary_name": "libgnutls-openssl27t64"
},
{
"binary_version": "3.8.9-2ubuntu3.1",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.8.9-2ubuntu3.1",
"binary_name": "libgnutls30t64"
}
],
"availability": "No subscription required"
}{
"binaries": [
{
"binary_version": "3.8.9-3ubuntu1",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.8.9-3ubuntu1",
"binary_name": "libgnutls-dane0t64"
},
{
"binary_version": "3.8.9-3ubuntu1",
"binary_name": "libgnutls-openssl27t64"
},
{
"binary_version": "3.8.9-3ubuntu1",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.8.9-3ubuntu1",
"binary_name": "libgnutls30t64"
}
],
"availability": "No subscription required"
}{
"binaries": [
{
"binary_version": "3.4.10-4ubuntu1.9+esm2",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.4.10-4ubuntu1.9+esm2",
"binary_name": "guile-gnutls"
},
{
"binary_version": "3.4.10-4ubuntu1.9+esm2",
"binary_name": "libgnutls-dev"
},
{
"binary_version": "3.4.10-4ubuntu1.9+esm2",
"binary_name": "libgnutls-openssl27"
},
{
"binary_version": "3.4.10-4ubuntu1.9+esm2",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.4.10-4ubuntu1.9+esm2",
"binary_name": "libgnutls30"
},
{
"binary_version": "3.4.10-4ubuntu1.9+esm2",
"binary_name": "libgnutlsxx28"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}{
"binaries": [
{
"binary_version": "3.5.18-1ubuntu1.6+esm2",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.5.18-1ubuntu1.6+esm2",
"binary_name": "libgnutls-dane0"
},
{
"binary_version": "3.5.18-1ubuntu1.6+esm2",
"binary_name": "libgnutls-openssl27"
},
{
"binary_version": "3.5.18-1ubuntu1.6+esm2",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.5.18-1ubuntu1.6+esm2",
"binary_name": "libgnutls30"
},
{
"binary_version": "3.5.18-1ubuntu1.6+esm2",
"binary_name": "libgnutlsxx28"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}{
"binaries": [
{
"binary_version": "3.6.13-2ubuntu1.12+esm1",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.6.13-2ubuntu1.12+esm1",
"binary_name": "guile-gnutls"
},
{
"binary_version": "3.6.13-2ubuntu1.12+esm1",
"binary_name": "libgnutls-dane0"
},
{
"binary_version": "3.6.13-2ubuntu1.12+esm1",
"binary_name": "libgnutls-openssl27"
},
{
"binary_version": "3.6.13-2ubuntu1.12+esm1",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.6.13-2ubuntu1.12+esm1",
"binary_name": "libgnutls30"
},
{
"binary_version": "3.6.13-2ubuntu1.12+esm1",
"binary_name": "libgnutlsxx28"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}{
"binaries": [
{
"binary_version": "3.7.3-4ubuntu1.2+Fips1.1",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.7.3-4ubuntu1.2+Fips1.1",
"binary_name": "guile-gnutls"
},
{
"binary_version": "3.7.3-4ubuntu1.2+Fips1.1",
"binary_name": "libgnutls-dane0"
},
{
"binary_version": "3.7.3-4ubuntu1.2+Fips1.1",
"binary_name": "libgnutls-openssl27"
},
{
"binary_version": "3.7.3-4ubuntu1.2+Fips1.1",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.7.3-4ubuntu1.2+Fips1.1",
"binary_name": "libgnutls30"
},
{
"binary_version": "3.7.3-4ubuntu1.2+Fips1.1",
"binary_name": "libgnutlsxx28"
}
]
}{
"binaries": [
{
"binary_version": "3.7.3-4ubuntu1.7+Fips1",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.7.3-4ubuntu1.7+Fips1",
"binary_name": "guile-gnutls"
},
{
"binary_version": "3.7.3-4ubuntu1.7+Fips1",
"binary_name": "libgnutls-dane0"
},
{
"binary_version": "3.7.3-4ubuntu1.7+Fips1",
"binary_name": "libgnutls-openssl27"
},
{
"binary_version": "3.7.3-4ubuntu1.7+Fips1",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.7.3-4ubuntu1.7+Fips1",
"binary_name": "libgnutls30"
},
{
"binary_version": "3.7.3-4ubuntu1.7+Fips1",
"binary_name": "libgnutlsxx28"
}
],
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}{
"binaries": [
{
"binary_version": "3.8.3-1.1ubuntu3.4+Fips1",
"binary_name": "gnutls-bin"
},
{
"binary_version": "3.8.3-1.1ubuntu3.4+Fips1",
"binary_name": "libgnutls-dane0t64"
},
{
"binary_version": "3.8.3-1.1ubuntu3.4+Fips1",
"binary_name": "libgnutls-openssl27t64"
},
{
"binary_version": "3.8.3-1.1ubuntu3.4+Fips1",
"binary_name": "libgnutls28-dev"
},
{
"binary_version": "3.8.3-1.1ubuntu3.4+Fips1",
"binary_name": "libgnutls30t64"
}
],
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}