cvelist/2024/35xxx/CVE-2024-35901.json

{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-35901",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: mana: Fix Rx DMA datasize and skb_over_panic\n\nmana_get_rxbuf_cfg() aligns the RX buffer's DMA datasize to be\nmultiple of 64. So a packet slightly bigger than mtu+14, say 1536,\ncan be received and cause skb_over_panic.\n\nSample dmesg:\n[ 5325.237162] skbuff: skb_over_panic: text:ffffffffc043277a len:1536 put:1536 head:ff1100018b517000 data:ff1100018b517100 tail:0x700 end:0x6ea dev:<NULL>\n[ 5325.243689] ------------[ cut here ]------------\n[ 5325.245748] kernel BUG at net/core/skbuff.c:192!\n[ 5325.247838] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI\n[ 5325.258374] RIP: 0010:skb_panic+0x4f/0x60\n[ 5325.302941] Call Trace:\n[ 5325.304389]  <IRQ>\n[ 5325.315794]  ? skb_panic+0x4f/0x60\n[ 5325.317457]  ? asm_exc_invalid_op+0x1f/0x30\n[ 5325.319490]  ? skb_panic+0x4f/0x60\n[ 5325.321161]  skb_put+0x4e/0x50\n[ 5325.322670]  mana_poll+0x6fa/0xb50 [mana]\n[ 5325.324578]  __napi_poll+0x33/0x1e0\n[ 5325.326328]  net_rx_action+0x12e/0x280\n\nAs discussed internally, this alignment is not necessary. To fix\nthis bug, remove it from the code. So oversized packets will be\nmarked as CQE_RX_TRUNCATED by NIC, and dropped."
            }
        ]
    },
    "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": "2fbbd712baf1",
                                            "version_value": "ca58927b0038"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "6.4",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "6.4",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.6.26",
                                                        "lessThanOrEqual": "6.6.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.8.5",
                                                        "lessThanOrEqual": "6.8.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.9",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
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    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/ca58927b00385005f488b6a9905ced7a4f719aad",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/ca58927b00385005f488b6a9905ced7a4f719aad"
            },
            {
                "url": "https://git.kernel.org/stable/c/05cb7c41fa1a7a7b2c2a6b81bbe7c67f5c11932b",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/05cb7c41fa1a7a7b2c2a6b81bbe7c67f5c11932b"
            },
            {
                "url": "https://git.kernel.org/stable/c/c0de6ab920aafb56feab56058e46b688e694a246",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/c0de6ab920aafb56feab56058e46b688e694a246"
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