CVE-2021-47091
published 2024-03-04CVE-2021-47091: 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…
PriorityP416medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.17%
6.7th percentile
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.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.15.15-1 (bookworm) | linux 5.15.15-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= 295b02c4be74bebf988593b8322369513fcecf68 < ac61b9c6c0549aaeb98194cf429d93c41bfe5f79 | ac61b9c6c0549aaeb98194cf429d93c41bfe5f79 |
| linux | linux | >= 295b02c4be74bebf988593b8322369513fcecf68 < c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f | c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f |
| linux | linux | >= 295b02c4be74bebf988593b8322369513fcecf68 < 87a270625a89fc841f1a7e21aae6176543d8385c | 87a270625a89fc841f1a7e21aae6176543d8385c |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 5.10.92-1 | 5.10.92-1 |
| linux | linux_kernel | >= 0 < 5.15.15-1 | 5.15.15-1 |
| linux | linux_kernel | >= 0 < 5.15.15-1 | 5.15.15-1 |
| linux | linux_kernel | >= 0 < 5.15.15-1 | 5.15.15-1 |
| linux | linux_kernel | >= 5.10 < 5.10.89 | 5.10.89 |
| linux | linux_kernel | >= 5.11 < 5.15.12 | 5.15.12 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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OSV
CVE-2021-47091: 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->
osv·2024-03-04·CVSS 5.5
CVE-2021-47091 [MEDIUM] CVE-2021-47091: 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->
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.
GHSA
GHSA-c6q3-xgg3-276c: 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
ghsa_unreviewed·2024-03-04
CVE-2021-47091 [MEDIUM] CWE-667 GHSA-c6q3-xgg3-276c: 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
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.
Red Hat
kernel: mac80211: fix locking in ieee80211_start_ap error path
vendor_redhat·2024-03-04·CVSS 5.5
CVE-2021-47091 [MEDIUM] CWE-413 kernel: mac80211: fix locking in ieee80211_start_ap error path
kernel: mac80211: fix locking in ieee80211_start_ap error path
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.
Package: kernel (Red Hat Enterprise Linux 6) - Out of support scope
Package: kernel (Red Hat Enterprise Linux 7) - Out of support scope
Package: kernel-rt (Red Hat Enterprise Linux 7) - Out of support scope
Package: kernel (Red Hat Enterprise Linux 8) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 8) - Not affected
Package: kernel (Red Hat Enterprise Linux 9) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 9) - Not affected
Debian
CVE-2021-47091: linux - In the Linux kernel, the following vulnerability has been resolved: mac80211: f...
vendor_debian·2021·CVSS 5.5
CVE-2021-47091 [MEDIUM] CVE-2021-47091: linux - In the Linux kernel, the following vulnerability has been resolved: mac80211: f...
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.
Scope: local
bookworm: resolved (fixed in 5.15.15-1)
bullseye: resolved (fixed in 5.10.92-1)
forky: resolved (fixed in 5.15.15-1)
sid: resolved (fixed in 5.15.15-1)
trixie: resolved (fixed in 5.15.15-1)
No detection rules found.
No public exploits indexed.
https://git.kernel.org/stable/c/87a270625a89fc841f1a7e21aae6176543d8385chttps://git.kernel.org/stable/c/ac61b9c6c0549aaeb98194cf429d93c41bfe5f79https://git.kernel.org/stable/c/c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44fhttps://git.kernel.org/stable/c/87a270625a89fc841f1a7e21aae6176543d8385chttps://git.kernel.org/stable/c/ac61b9c6c0549aaeb98194cf429d93c41bfe5f79https://git.kernel.org/stable/c/c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f
2024-03-04
Published