cve-2021-47194
Vulnerability from cvelistv5
Published
2024-04-10 18:56
Modified
2024-11-04 12:01
Severity ?
EPSS score ?
Summary
cfg80211: call cfg80211_stop_ap when switch from P2P_GO type
References
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For example, this path re-init the\nsdata-\u003eassigned_chanctx_list while it is still an element of\nassigned_vifs list, and makes that linked list corrupt." } ], "providerMetadata": { "dateUpdated": "2024-11-04T12:01:17.136Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/8f06bb8c216bcd172394f61e557727e691b4cb24" }, { "url": "https://git.kernel.org/stable/c/0738cdb636c21ab552eaecf905efa4a6070e3ebc" }, { "url": "https://git.kernel.org/stable/c/4e458abbb4a523f1413bfe15c079cf4e24c15b21" }, { "url": "https://git.kernel.org/stable/c/b8a045e2a9b234cfbc06cf36923886164358ddec" }, { "url": "https://git.kernel.org/stable/c/52affc201fc22a1ab9a59ef0ed641a9adfcb8d13" }, { "url": "https://git.kernel.org/stable/c/7b97b5776daa0b39dbdadfea176f9cc0646d4a66" }, { "url": "https://git.kernel.org/stable/c/5a9b671c8d74a3e1b999e7a0c7f366079bcc93dd" }, { "url": "https://git.kernel.org/stable/c/563fbefed46ae4c1f70cffb8eb54c02df480b2c2" } ], "title": "cfg80211: call cfg80211_stop_ap when switch from P2P_GO type", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2021-47194", "datePublished": "2024-04-10T18:56:31.361Z", "dateReserved": "2024-03-25T09:12:14.114Z", "dateUpdated": "2024-11-04T12:01:17.136Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-47194\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-10T19:15:47.807\",\"lastModified\":\"2024-04-19T19:19:16.967\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ncfg80211: call cfg80211_stop_ap when switch from P2P_GO type\\n\\nIf the userspace tools switch from NL80211_IFTYPE_P2P_GO to\\nNL80211_IFTYPE_ADHOC via send_msg(NL80211_CMD_SET_INTERFACE), it\\ndoes not call the cleanup cfg80211_stop_ap(), this leads to the\\ninitialization of in-use data. For example, this path re-init the\\nsdata-\u003eassigned_chanctx_list while it is still an element of\\nassigned_vifs list, and makes that linked list corrupt.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: cfg80211: llame a cfg80211_stop_ap cuando cambie del tipo P2P_GO. Si las herramientas del espacio de usuario cambian de NL80211_IFTYPE_P2P_GO a NL80211_IFTYPE_ADHOC mediante send_msg(NL80211_CMD_SET_INTERFACE), no llama a la limpieza cfg80211_ stop_ap(), esto lleva a la inicializaci\u00f3n de datos en uso. 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Sightings
Author | Source | Type | Date |
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.