{"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,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.4.211"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.10.137"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.15.61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.18.18"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.19.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.0"}]}]}],"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"}}}}