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Ubuntu.comUB:CVE-2021-47091HistoryMar 04, 2024 - 12:00 a.m.
CVE-2021-47091
2024-03-0400:00:00
ubuntu.com
ubuntu.com
6
linux
kernel
mac80211
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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < any | UNKNOWN |
References
git.kernel.org/linus/87a270625a89fc841f1a7e21aae6176543d8385c (5.16-rc7)
git.kernel.org/stable/c/87a270625a89fc841f1a7e21aae6176543d8385c
git.kernel.org/stable/c/ac61b9c6c0549aaeb98194cf429d93c41bfe5f79
git.kernel.org/stable/c/c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f
launchpad.net/bugs/cve/CVE-2021-47091
nvd.nist.gov/vuln/detail/CVE-2021-47091
security-tracker.debian.org/tracker/CVE-2021-47091
www.cve.org/CVERecord?id=CVE-2021-47091
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