{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49227",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T01:49:39.293Z",
        "datePublished": "2025-02-26T01:55:56.202Z",
        "dateUpdated": "2026-05-11T18:55:36.353Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T18:55:36.353Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nigc: avoid kernel warning when changing RX ring parameters\n\nCalling ethtool changing the RX ring parameters like this:\n\n  $ ethtool -G eth0 rx 1024\n\non igc triggers kernel warnings like this:\n\n[  225.198467] ------------[ cut here ]------------\n[  225.198473] Missing unregister, handled but fix driver\n[  225.198485] WARNING: CPU: 7 PID: 959 at net/core/xdp.c:168\nxdp_rxq_info_reg+0x79/0xd0\n[...]\n[  225.198601] Call Trace:\n[  225.198604]  <TASK>\n[  225.198609]  igc_setup_rx_resources+0x3f/0xe0 [igc]\n[  225.198617]  igc_ethtool_set_ringparam+0x30e/0x450 [igc]\n[  225.198626]  ethnl_set_rings+0x18a/0x250\n[  225.198631]  genl_family_rcv_msg_doit+0xca/0x110\n[  225.198637]  genl_rcv_msg+0xce/0x1c0\n[  225.198640]  ? rings_prepare_data+0x60/0x60\n[  225.198644]  ? genl_get_cmd+0xd0/0xd0\n[  225.198647]  netlink_rcv_skb+0x4e/0xf0\n[  225.198652]  genl_rcv+0x24/0x40\n[  225.198655]  netlink_unicast+0x20e/0x330\n[  225.198659]  netlink_sendmsg+0x23f/0x480\n[  225.198663]  sock_sendmsg+0x5b/0x60\n[  225.198667]  __sys_sendto+0xf0/0x160\n[  225.198671]  ? handle_mm_fault+0xb2/0x280\n[  225.198676]  ? do_user_addr_fault+0x1eb/0x690\n[  225.198680]  __x64_sys_sendto+0x20/0x30\n[  225.198683]  do_syscall_64+0x38/0x90\n[  225.198687]  entry_SYSCALL_64_after_hwframe+0x44/0xae\n[  225.198693] RIP: 0033:0x7f7ae38ac3aa\n\nigc_ethtool_set_ringparam() copies the igc_ring structure but neglects to\nreset the xdp_rxq_info member before calling igc_setup_rx_resources().\nThis in turn calls xdp_rxq_info_reg() with an already registered xdp_rxq_info.\n\nMake sure to unregister the xdp_rxq_info structure first in\nigc_setup_rx_resources."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/intel/igc/igc_main.c"
                    ],
                    "versions": [
                        {
                            "version": "73f1071c1d2952b8c93cd6cd99744768c59ec840",
                            "lessThan": "ab8c107470d12e7ef99030bf0911a10cdef62d16",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "73f1071c1d2952b8c93cd6cd99744768c59ec840",
                            "lessThan": "3ddb49af08094ebee250b461172ee7b8e27a35d3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "73f1071c1d2952b8c93cd6cd99744768c59ec840",
                            "lessThan": "65aebcf1e05bd97d2e7ffcdff36efea1757c9450",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "73f1071c1d2952b8c93cd6cd99744768c59ec840",
                            "lessThan": "453307b569a0d41bddd07f26bf41b784cd82a4c9",
                            "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/intel/igc/igc_main.c"
                    ],
                    "versions": [
                        {
                            "version": "5.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.13",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.33",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.16.19",
                            "lessThanOrEqual": "5.16.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.17.2",
                            "lessThanOrEqual": "5.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18",
                            "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": "5.13",
                                    "versionEndExcluding": "5.15.33"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "5.16.19"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "5.17.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "5.18"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/ab8c107470d12e7ef99030bf0911a10cdef62d16"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3ddb49af08094ebee250b461172ee7b8e27a35d3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/65aebcf1e05bd97d2e7ffcdff36efea1757c9450"
                },
                {
                    "url": "https://git.kernel.org/stable/c/453307b569a0d41bddd07f26bf41b784cd82a4c9"
                }
            ],
            "title": "igc: avoid kernel warning when changing RX ring parameters",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}