netfilter: nf_conntrack_sip: fix OOB read in sip_skip_whitespace()

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/netfilter/nf_conntrack_sip.c"
                    ],
                    "versions": [
                        {
                            "version": "ea45f12a2766dae54e5426a23e8f4bafdbe2782e",
                            "lessThan": "9ae0a87e6f513293677fe286729fbae34d592215",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ea45f12a2766dae54e5426a23e8f4bafdbe2782e",
                            "lessThan": "b6277622b7323000895b674321c9a1f060553188",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ea45f12a2766dae54e5426a23e8f4bafdbe2782e",
                            "lessThan": "0cfb96a118c5c6d46d7a1cfdfa18355ad734ca79",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ea45f12a2766dae54e5426a23e8f4bafdbe2782e",
                            "lessThan": "c6beb08b1a9fdb96795816d8329ed75dd785d48e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ea45f12a2766dae54e5426a23e8f4bafdbe2782e",
                            "lessThan": "60c012b2d05e1558b0f30ea3f15a2c3ca2f24d94",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ea45f12a2766dae54e5426a23e8f4bafdbe2782e",
                            "lessThan": "4be8380e3af008f418f97992c06f23be649a430d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ea45f12a2766dae54e5426a23e8f4bafdbe2782e",
                            "lessThan": "4a30aa2ba007db18210dd52219ecbd5528c03523",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ea45f12a2766dae54e5426a23e8f4bafdbe2782e",
                            "lessThan": "e8f8231824b5815f57ce62cba116e511b10196de",
                            "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/netfilter/nf_conntrack_sip.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.26",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.26",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.271",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.222",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.189",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.111",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.53",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.7",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }