libceph: Fix potential out-of-bounds access in crush_decode()

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/ceph/crush/crush.c",
                        "net/ceph/osdmap.c"
                    ],
                    "versions": [
                        {
                            "version": "f24e9980eb860d8600cbe5ef3d2fd9295320d229",
                            "lessThan": "6e70ef53e818c53eab28d7b0026b7fd03dddaba5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24e9980eb860d8600cbe5ef3d2fd9295320d229",
                            "lessThan": "ebe76d58a48a48031b98543d86c4cd30a825b622",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24e9980eb860d8600cbe5ef3d2fd9295320d229",
                            "lessThan": "3f42508191e129ee6b5ea96578d5cab14f2a013a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24e9980eb860d8600cbe5ef3d2fd9295320d229",
                            "lessThan": "ea0d42137f0c06da71e37ffc647aab4c5309599a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24e9980eb860d8600cbe5ef3d2fd9295320d229",
                            "lessThan": "cceb10023e76bc89f3fe9238ebd0ccab0fc7c7c5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24e9980eb860d8600cbe5ef3d2fd9295320d229",
                            "lessThan": "0f3604cbe4df14c5e58288ac9f57511e726a222d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24e9980eb860d8600cbe5ef3d2fd9295320d229",
                            "lessThan": "fb176a99e4c1a5a8448a83d83d3606203ba81faa",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f24e9980eb860d8600cbe5ef3d2fd9295320d229",
                            "lessThan": "4c79fc2d598694bda845b46229c9d48b65042970",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/ceph/crush/crush.c",
                        "net/ceph/osdmap.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.34",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.34",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.258",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.209",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.175",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.141",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.91",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.33",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.10",
                            "lessThanOrEqual": "7.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }