{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50179",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-06-18T10:57:27.427Z",
        "datePublished": "2025-06-18T11:03:28.841Z",
        "dateUpdated": "2026-05-11T19:14:20.518Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:14:20.518Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nath9k: fix use-after-free in ath9k_hif_usb_rx_cb\n\nSyzbot reported use-after-free Read in ath9k_hif_usb_rx_cb() [0]. The\nproblem was in incorrect htc_handle->drv_priv initialization.\n\nProbable call trace which can trigger use-after-free:\n\nath9k_htc_probe_device()\n  /* htc_handle->drv_priv = priv; */\n  ath9k_htc_wait_for_target()      <--- Failed\n  ieee80211_free_hw()\t\t   <--- priv pointer is freed\n\n<IRQ>\n...\nath9k_hif_usb_rx_cb()\n  ath9k_hif_usb_rx_stream()\n   RX_STAT_INC()\t\t<--- htc_handle->drv_priv access\n\nIn order to not add fancy protection for drv_priv we can move\nhtc_handle->drv_priv initialization at the end of the\nath9k_htc_probe_device() and add helper macro to make\nall *_STAT_* macros NULL safe, since syzbot has reported related NULL\nderef in that macros [1]"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/wireless/ath/ath9k/htc.h",
                        "drivers/net/wireless/ath/ath9k/htc_drv_init.c"
                    ],
                    "versions": [
                        {
                            "version": "fb9987d0f748c983bb795a86f47522313f701a08",
                            "lessThan": "62bc1ea5c7401d77eaf73d0c6a15f3d2e742856e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fb9987d0f748c983bb795a86f47522313f701a08",
                            "lessThan": "ab7a0ddf5f1cdec63cb21840369873806fc36d80",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fb9987d0f748c983bb795a86f47522313f701a08",
                            "lessThan": "e9e21206b8ea62220b486310c61277e7ebfe7cec",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fb9987d0f748c983bb795a86f47522313f701a08",
                            "lessThan": "eccd7c3e2596b574241a7670b5b53f5322f470e5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fb9987d0f748c983bb795a86f47522313f701a08",
                            "lessThan": "03ca957c5f7b55660957eda20b5db4110319ac7a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fb9987d0f748c983bb795a86f47522313f701a08",
                            "lessThan": "6b14ab47937ba441e75e8dbb9fbfc9c55efa41c6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fb9987d0f748c983bb795a86f47522313f701a08",
                            "lessThan": "b66ebac40f64336ae2d053883bee85261060bd27",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fb9987d0f748c983bb795a86f47522313f701a08",
                            "lessThan": "0ac4827f78c7ffe8eef074bc010e7e34bc22f533",
                            "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/ath/ath9k/htc.h",
                        "drivers/net/wireless/ath/ath9k/htc_drv_init.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.35",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.35",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.291",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.256",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.211",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.137",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.61",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18.18",
                            "lessThanOrEqual": "5.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.2",
                            "lessThanOrEqual": "5.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0",
                            "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": "2.6.35",
                                    "versionEndExcluding": "4.14.291"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.35",
                                    "versionEndExcluding": "4.19.256"
                                },
                                {
                                    "vulnerable": true,
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                                    "versionEndExcluding": "6.0"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/62bc1ea5c7401d77eaf73d0c6a15f3d2e742856e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ab7a0ddf5f1cdec63cb21840369873806fc36d80"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e9e21206b8ea62220b486310c61277e7ebfe7cec"
                },
                {
                    "url": "https://git.kernel.org/stable/c/eccd7c3e2596b574241a7670b5b53f5322f470e5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/03ca957c5f7b55660957eda20b5db4110319ac7a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6b14ab47937ba441e75e8dbb9fbfc9c55efa41c6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b66ebac40f64336ae2d053883bee85261060bd27"
                },
                {
                    "url": "https://git.kernel.org/stable/c/0ac4827f78c7ffe8eef074bc010e7e34bc22f533"
                }
            ],
            "title": "ath9k: fix use-after-free in ath9k_hif_usb_rx_cb",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}