{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-54286",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-30T12:06:44.526Z",
        "datePublished": "2025-12-30T12:23:26.421Z",
        "dateUpdated": "2026-05-11T19:59:02.361Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:59:02.361Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtrace\n\nA received TKIP key may be up to 32 bytes because it may contain\nMIC rx/tx keys too. These are not used by iwl and copying these\nover overflows the iwl_keyinfo.key field.\n\nAdd a check to not copy more data to iwl_keyinfo.key then will fit.\n\nThis fixes backtraces like this one:\n\n memcpy: detected field-spanning write (size 32) of single field \"sta_cmd.key.key\" at drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1103 (size 16)\n WARNING: CPU: 1 PID: 946 at drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1103 iwlagn_send_sta_key+0x375/0x390 [iwldvm]\n <snip>\n Hardware name: Dell Inc. Latitude E6430/0H3MT5, BIOS A21 05/08/2017\n RIP: 0010:iwlagn_send_sta_key+0x375/0x390 [iwldvm]\n <snip>\n Call Trace:\n  <TASK>\n  iwl_set_dynamic_key+0x1f0/0x220 [iwldvm]\n  iwlagn_mac_set_key+0x1e4/0x280 [iwldvm]\n  drv_set_key+0xa4/0x1b0 [mac80211]\n  ieee80211_key_enable_hw_accel+0xa8/0x2d0 [mac80211]\n  ieee80211_key_replace+0x22d/0x8e0 [mac80211]\n <snip>"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/wireless/intel/iwlwifi/dvm/sta.c"
                    ],
                    "versions": [
                        {
                            "version": "5a3d9882b84edf5fa8e8ca33a5d6df25e2e727a5",
                            "lessThan": "76b5ea43ad2fb4f726ddfaff839430a706e7d7c2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5a3d9882b84edf5fa8e8ca33a5d6df25e2e727a5",
                            "lessThan": "3ed3c1c2fc3482b72e755820261779cd2e2c5a3e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5a3d9882b84edf5fa8e8ca33a5d6df25e2e727a5",
                            "lessThan": "fa57021262e998e2229d6383b1081638df2fe238",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5a3d9882b84edf5fa8e8ca33a5d6df25e2e727a5",
                            "lessThan": "91ad1ab3cc7e981cb6d6ee100686baed64e1277e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5a3d9882b84edf5fa8e8ca33a5d6df25e2e727a5",
                            "lessThan": "87940e4030e4705e1f3fd2bbb1854eae8308314b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5a3d9882b84edf5fa8e8ca33a5d6df25e2e727a5",
                            "lessThan": "57189c885149825be8eb8c3524b5af017fdeb941",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5a3d9882b84edf5fa8e8ca33a5d6df25e2e727a5",
                            "lessThan": "6cd644f66b43709816561d63e0173cb0c7aab159",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5a3d9882b84edf5fa8e8ca33a5d6df25e2e727a5",
                            "lessThan": "ef16799640865f937719f0771c93be5dca18adc6",
                            "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/wireless/intel/iwlwifi/dvm/sta.c"
                    ],
                    "versions": [
                        {
                            "version": "3.1",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.1",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.316",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.284",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.244",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.181",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.113",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.30",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3.4",
                            "lessThanOrEqual": "6.3.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4",
                            "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": "3.1",
                                    "versionEndExcluding": "4.14.316"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.1",
                                    "versionEndExcluding": "4.19.284"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.1",
                                    "versionEndExcluding": "5.4.244"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.1",
                                    "versionEndExcluding": "5.10.181"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.1",
                                    "versionEndExcluding": "5.15.113"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.1",
                                    "versionEndExcluding": "6.1.30"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.1",
                                    "versionEndExcluding": "6.3.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.1",
                                    "versionEndExcluding": "6.4"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/76b5ea43ad2fb4f726ddfaff839430a706e7d7c2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3ed3c1c2fc3482b72e755820261779cd2e2c5a3e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fa57021262e998e2229d6383b1081638df2fe238"
                },
                {
                    "url": "https://git.kernel.org/stable/c/91ad1ab3cc7e981cb6d6ee100686baed64e1277e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/87940e4030e4705e1f3fd2bbb1854eae8308314b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/57189c885149825be8eb8c3524b5af017fdeb941"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6cd644f66b43709816561d63e0173cb0c7aab159"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ef16799640865f937719f0771c93be5dca18adc6"
                }
            ],
            "title": "wifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtrace",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}