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I. Basic Information for CVE-2021-47091
Vulnerability Information

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Vulnerability Title
mac80211: fix locking in ieee80211_start_ap error path
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: mac80211: fix locking in ieee80211_start_ap error path We need to hold the local->mtx to release the channel context, as even encoded by the lockdep_assert_held() there. Fix it.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞,该漏洞源于 mac80211中的 ieee80211_start_ap存在安全问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
LinuxLinux 295b02c4be74bebf988593b8322369513fcecf68 ~ ac61b9c6c0549aaeb98194cf429d93c41bfe5f79 -
LinuxLinux 5.10 -
II. Public POCs for CVE-2021-47091
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III. Intelligence Information for CVE-2021-47091
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IV. Related Vulnerabilities
V. Comments for CVE-2021-47091

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