KVM: s390: Fix old_data leak in guest debug error path

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/s390/kvm/guestdbg.c"
                    ],
                    "versions": [
                        {
                            "version": "27291e2165b6de70c476b7b675308113edd69a60",
                            "lessThan": "124c81ee610e1fbdd93d4399f88d9e28ba97a941",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "27291e2165b6de70c476b7b675308113edd69a60",
                            "lessThan": "e5ae7816e5ad145618f7fd568a0e8a94dd9f81f4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "27291e2165b6de70c476b7b675308113edd69a60",
                            "lessThan": "c85d402553987777cc4742751437ea5dcbf98a7b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "27291e2165b6de70c476b7b675308113edd69a60",
                            "lessThan": "5fbf319137735252eefa507193c9a619af5b7457",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "27291e2165b6de70c476b7b675308113edd69a60",
                            "lessThan": "4048d0a252163084794be3e37995b872c5178913",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "27291e2165b6de70c476b7b675308113edd69a60",
                            "lessThan": "f55e4d415d95342d5753e528e05a1e8623992c3f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "27291e2165b6de70c476b7b675308113edd69a60",
                            "lessThan": "46cb8a273e2f853f89a78b59dbdff8787b6e1c86",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "27291e2165b6de70c476b7b675308113edd69a60",
                            "lessThan": "aa9c8e8baf1e765fa65b93212522c636f25d846f",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/s390/kvm/guestdbg.c"
                    ],
                    "versions": [
                        {
                            "version": "3.16",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.16",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.270",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.221",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.188",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.51",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.5",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }