ipv6: rpl: fix hdrlen overflow in ipv6_rpl_srh_decompress()

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/ipv6/exthdrs.c"
                    ],
                    "versions": [
                        {
                            "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
                            "lessThan": "75b3680047bf09af8e7e471a7a6ddf2ce5847f56",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
                            "lessThan": "fd238c51b0fa5390cceca9f1ac5a9ffda8063eed",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
                            "lessThan": "3618b34942b76471d044369bfd30d58c39068bf1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
                            "lessThan": "97e06791368c01f0ad2a4b3269c2abe19485ca32",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
                            "lessThan": "de02fc049352af5a9595f015511222d0a85c326b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
                            "lessThan": "6fe1cb312038516cb4d9fa089d700af7059f1a64",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
                            "lessThan": "c0487a9c1e116cf349e2d1f302d9019670460858",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
                            "lessThan": "9d5e7a46a9f6d8f503b41bfefef70659845f1679",
                            "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/ipv6/exthdrs.c"
                    ],
                    "versions": [
                        {
                            "version": "5.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.259",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.210",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.176",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.143",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.93",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.35",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.12",
                            "lessThanOrEqual": "7.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }