slip: make slhc_remember() more robust against malicious packets

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/slip/slhc.c"
                    ],
                    "versions": [
                        {
                            "version": "b5451d783ade99308dfccdf5ca284ed07affa4ff",
                            "lessThan": "ba6501ea06462d6404d57d5644cf2854db38e7d7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b5451d783ade99308dfccdf5ca284ed07affa4ff",
                            "lessThan": "36b054324d18e51cf466134e13b6fbe3c91f52af",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b5451d783ade99308dfccdf5ca284ed07affa4ff",
                            "lessThan": "5e336384cc9b608e0551f99c3d87316ca3b0e51a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b5451d783ade99308dfccdf5ca284ed07affa4ff",
                            "lessThan": "ff5e0f895315706e4ca5a19df15be6866cee4f5d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b5451d783ade99308dfccdf5ca284ed07affa4ff",
                            "lessThan": "8bb79eb1db85a10865f0d4dd15b013def3f2d246",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b5451d783ade99308dfccdf5ca284ed07affa4ff",
                            "lessThan": "29e8d96d44f51cf89a62dd042be35d052833b95c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b5451d783ade99308dfccdf5ca284ed07affa4ff",
                            "lessThan": "7d3fce8cbe3a70a1c7c06c9b53696be5d5d8dd5c",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/slip/slhc.c"
                    ],
                    "versions": [
                        {
                            "version": "3.2",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.2",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.285",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.227",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.168",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.113",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.57",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.11.4",
                            "lessThanOrEqual": "6.11.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }