{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-26665",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntunnels: fix out of bounds access when building IPv6 PMTU error\n\nIf the ICMPv6 error is built from a non-linear skb we get the following\nsplat,\n\n  BUG: KASAN: slab-out-of-bounds in do_csum+0x220/0x240\n  Read of size 4 at addr ffff88811d402c80 by task netperf/820\n  CPU: 0 PID: 820 Comm: netperf Not tainted 6.8.0-rc1+ #543\n  ...\n   kasan_report+0xd8/0x110\n   do_csum+0x220/0x240\n   csum_partial+0xc/0x20\n   skb_tunnel_check_pmtu+0xeb9/0x3280\n   vxlan_xmit_one+0x14c2/0x4080\n   vxlan_xmit+0xf61/0x5c00\n   dev_hard_start_xmit+0xfb/0x510\n   __dev_queue_xmit+0x7cd/0x32a0\n   br_dev_queue_push_xmit+0x39d/0x6a0\n\nUse skb_checksum instead of csum_partial who cannot deal with non-linear\nSKBs."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "4cb47a8644cc",
                                            "version_value": "e77bf828f1ca"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "5.9",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "5.9",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.10.210",
                                                        "lessThanOrEqual": "5.10.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.15.149",
                                                        "lessThanOrEqual": "5.15.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.1.78",
                                                        "lessThanOrEqual": "6.1.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.6.17",
                                                        "lessThanOrEqual": "6.6.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.7.5",
                                                        "lessThanOrEqual": "6.7.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.8",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/e77bf828f1ca1c47fcff58bdc26b60a9d3dfbe1d",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/e77bf828f1ca1c47fcff58bdc26b60a9d3dfbe1d"
            },
            {
                "url": "https://git.kernel.org/stable/c/d964dd1bc1452594b4207d9229c157d9386e5d8a",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/d964dd1bc1452594b4207d9229c157d9386e5d8a"
            },
            {
                "url": "https://git.kernel.org/stable/c/e37cde7a5716466ff2a76f7f27f0a29b05b9a732",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/e37cde7a5716466ff2a76f7f27f0a29b05b9a732"
            },
            {
                "url": "https://git.kernel.org/stable/c/510c869ffa4068c5f19ff4df51d1e2f3a30aaac1",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/510c869ffa4068c5f19ff4df51d1e2f3a30aaac1"
            },
            {
                "url": "https://git.kernel.org/stable/c/7dc9feb8b1705cf00de20563b6bc4831f4c99dab",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/7dc9feb8b1705cf00de20563b6bc4831f4c99dab"
            },
            {
                "url": "https://git.kernel.org/stable/c/d75abeec401f8c86b470e7028a13fcdc87e5dd06",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/d75abeec401f8c86b470e7028a13fcdc87e5dd06"
            },
            {
                "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html",
                "refsource": "MISC",
                "name": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"
            }
        ]
    },
    "generator": {
        "engine": "bippy-a5840b7849dd"
    }
}