In Artifex Ghostscript 9.23 before 2018-08-24, a type confusion using the .shfill operator could be used by attackers able to supply crafted PostScript files to crash the interpreter or potentially execute code.
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "9.10~dfsg-0ubuntu10.13",
"binary_name": "ghostscript"
},
{
"binary_version": "9.10~dfsg-0ubuntu10.13",
"binary_name": "ghostscript-x"
},
{
"binary_version": "9.10~dfsg-0ubuntu10.13",
"binary_name": "libgs-dev"
},
{
"binary_version": "9.10~dfsg-0ubuntu10.13",
"binary_name": "libgs9"
},
{
"binary_version": "9.10~dfsg-0ubuntu10.13",
"binary_name": "libgs9-common"
}
]
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "9.18~dfsg~0-0ubuntu2.9",
"binary_name": "ghostscript"
},
{
"binary_version": "9.18~dfsg~0-0ubuntu2.9",
"binary_name": "ghostscript-x"
},
{
"binary_version": "9.18~dfsg~0-0ubuntu2.9",
"binary_name": "libgs-dev"
},
{
"binary_version": "9.18~dfsg~0-0ubuntu2.9",
"binary_name": "libgs9"
},
{
"binary_version": "9.18~dfsg~0-0ubuntu2.9",
"binary_name": "libgs9-common"
}
]
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "9.22~dfsg+1-0ubuntu1.2",
"binary_name": "ghostscript"
},
{
"binary_version": "9.22~dfsg+1-0ubuntu1.2",
"binary_name": "ghostscript-x"
},
{
"binary_version": "9.22~dfsg+1-0ubuntu1.2",
"binary_name": "libgs-dev"
},
{
"binary_version": "9.22~dfsg+1-0ubuntu1.2",
"binary_name": "libgs9"
},
{
"binary_version": "9.22~dfsg+1-0ubuntu1.2",
"binary_name": "libgs9-common"
}
]
}