An issue was discovered in psi/zcolor.c in Artifex Ghostscript before 10.04.0. An unchecked Implementation pointer in Pattern color space could lead to arbitrary code execution.
{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ghostscript",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm8"
        },
        {
            "binary_name": "ghostscript-x",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm8"
        },
        {
            "binary_name": "libgs-dev",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm8"
        },
        {
            "binary_name": "libgs9",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm8"
        },
        {
            "binary_name": "libgs9-common",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm8"
        }
    ]
}
          {
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ghostscript",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm3"
        },
        {
            "binary_name": "ghostscript-x",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm3"
        },
        {
            "binary_name": "libgs-dev",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm3"
        },
        {
            "binary_name": "libgs9",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm3"
        },
        {
            "binary_name": "libgs9-common",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm3"
        }
    ]
}
          {
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ghostscript",
            "binary_version": "9.50~dfsg-5ubuntu4.14"
        },
        {
            "binary_name": "ghostscript-x",
            "binary_version": "9.50~dfsg-5ubuntu4.14"
        },
        {
            "binary_name": "libgs-dev",
            "binary_version": "9.50~dfsg-5ubuntu4.14"
        },
        {
            "binary_name": "libgs9",
            "binary_version": "9.50~dfsg-5ubuntu4.14"
        },
        {
            "binary_name": "libgs9-common",
            "binary_version": "9.50~dfsg-5ubuntu4.14"
        }
    ]
}
          {
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ghostscript",
            "binary_version": "9.55.0~dfsg1-0ubuntu5.10"
        },
        {
            "binary_name": "ghostscript-x",
            "binary_version": "9.55.0~dfsg1-0ubuntu5.10"
        },
        {
            "binary_name": "libgs-dev",
            "binary_version": "9.55.0~dfsg1-0ubuntu5.10"
        },
        {
            "binary_name": "libgs9",
            "binary_version": "9.55.0~dfsg1-0ubuntu5.10"
        },
        {
            "binary_name": "libgs9-common",
            "binary_version": "9.55.0~dfsg1-0ubuntu5.10"
        }
    ]
}
          {
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ghostscript",
            "binary_version": "10.02.1~dfsg1-0ubuntu7.4"
        },
        {
            "binary_name": "libgs-common",
            "binary_version": "10.02.1~dfsg1-0ubuntu7.4"
        },
        {
            "binary_name": "libgs-dev",
            "binary_version": "10.02.1~dfsg1-0ubuntu7.4"
        },
        {
            "binary_name": "libgs10",
            "binary_version": "10.02.1~dfsg1-0ubuntu7.4"
        },
        {
            "binary_name": "libgs10-common",
            "binary_version": "10.02.1~dfsg1-0ubuntu7.4"
        }
    ]
}