Buffer overflow in the gethostbyname_r and other unspecified NSS functions in the GNU C Library (aka glibc or libc6) before 2.22 allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response, which triggers a call with a misaligned buffer.
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "eglibc-source",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc-bin",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc-dev-bin",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-amd64",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-armel",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-dev",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-dev-amd64",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-dev-armel",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-dev-i386",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-dev-ppc64",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-dev-x32",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-i386",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-pic",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-ppc64",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-prof",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "libc6-x32",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "multiarch-support",
"binary_version": "2.19-0ubuntu6.8"
},
{
"binary_name": "nscd",
"binary_version": "2.19-0ubuntu6.8"
}
]
}