{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53134",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-05-02T15:51:43.561Z",
        "datePublished": "2025-05-02T15:56:07.666Z",
        "dateUpdated": "2026-05-11T19:39:07.378Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:39:07.378Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt_en: Avoid order-5 memory allocation for TPA data\n\nThe driver needs to keep track of all the possible concurrent TPA (GRO/LRO)\ncompletions on the aggregation ring.  On P5 chips, the maximum number\nof concurrent TPA is 256 and the amount of memory we allocate is order-5\non systems using 4K pages.  Memory allocation failure has been reported:\n\nNetworkManager: page allocation failure: order:5, mode:0x40dc0(GFP_KERNEL|__GFP_COMP|__GFP_ZERO), nodemask=(null),cpuset=/,mems_allowed=0-1\nCPU: 15 PID: 2995 Comm: NetworkManager Kdump: loaded Not tainted 5.10.156 #1\nHardware name: Dell Inc. PowerEdge R660/0M1CC5, BIOS 0.2.25 08/12/2022\nCall Trace:\n dump_stack+0x57/0x6e\n warn_alloc.cold.120+0x7b/0xdd\n ? _cond_resched+0x15/0x30\n ? __alloc_pages_direct_compact+0x15f/0x170\n __alloc_pages_slowpath.constprop.108+0xc58/0xc70\n __alloc_pages_nodemask+0x2d0/0x300\n kmalloc_order+0x24/0xe0\n kmalloc_order_trace+0x19/0x80\n bnxt_alloc_mem+0x1150/0x15c0 [bnxt_en]\n ? bnxt_get_func_stat_ctxs+0x13/0x60 [bnxt_en]\n __bnxt_open_nic+0x12e/0x780 [bnxt_en]\n bnxt_open+0x10b/0x240 [bnxt_en]\n __dev_open+0xe9/0x180\n __dev_change_flags+0x1af/0x220\n dev_change_flags+0x21/0x60\n do_setlink+0x35c/0x1100\n\nInstead of allocating this big chunk of memory and dividing it up for the\nconcurrent TPA instances, allocate each small chunk separately for each\nTPA instance.  This will reduce it to order-0 allocations."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/broadcom/bnxt/bnxt.c"
                    ],
                    "versions": [
                        {
                            "version": "79632e9ba38671215fb193346ef6fb8db582744d",
                            "lessThan": "16f3aae1aa2dd89bc8d073a67f190af580386ae9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "79632e9ba38671215fb193346ef6fb8db582744d",
                            "lessThan": "d16701a385b54f44bf41ff1d7485e7a11080deb3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "79632e9ba38671215fb193346ef6fb8db582744d",
                            "lessThan": "20fd0607acbf9770db9b99e3418dd75614f80b6c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "79632e9ba38671215fb193346ef6fb8db582744d",
                            "lessThan": "fcae40e65802547def39b4deaa2ae38a29864d81",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "79632e9ba38671215fb193346ef6fb8db582744d",
                            "lessThan": "ad529d1fae1565d38f929479d4ea8aea90054bd2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "79632e9ba38671215fb193346ef6fb8db582744d",
                            "lessThan": "accd7e23693aaaa9aa0d3e9eca0ae77d1be80ab3",
                            "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/ethernet/broadcom/bnxt/bnxt.c"
                    ],
                    "versions": [
                        {
                            "version": "5.4",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.4",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.237",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.175",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.103",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.20",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.7",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.4",
                                    "versionEndExcluding": "5.4.237"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.4",
                                    "versionEndExcluding": "5.10.175"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.4",
                                    "versionEndExcluding": "5.15.103"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.4",
                                    "versionEndExcluding": "6.1.20"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.4",
                                    "versionEndExcluding": "6.2.7"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.4",
                                    "versionEndExcluding": "6.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/16f3aae1aa2dd89bc8d073a67f190af580386ae9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d16701a385b54f44bf41ff1d7485e7a11080deb3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/20fd0607acbf9770db9b99e3418dd75614f80b6c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fcae40e65802547def39b4deaa2ae38a29864d81"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ad529d1fae1565d38f929479d4ea8aea90054bd2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/accd7e23693aaaa9aa0d3e9eca0ae77d1be80ab3"
                }
            ],
            "title": "bnxt_en: Avoid order-5 memory allocation for TPA data",
            "x_generator": {
                "engine": "bippy-1.2.0"
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        }
    }
}