cbcvebase.
CVE-2021-47211
published 2024-04-10

CVE-2021-47211: In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fix null pointer dereference on pointer cs_desc The pointer cs_desc return…

PriorityP417medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.24%
15.0th percentile
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fix null pointer dereference on pointer cs_desc The pointer cs_desc return from snd_usb_find_clock_source could be null, so there is a potential null pointer dereference issue. Fix this by adding a null check before dereference.

Affected

14 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 5.15.5-1 (bookworm)linux 5.15.5-1 (bookworm)
linuxlinux
linuxlinux>= 1dc669fed61a4ec4270a89e5fb3535802cc45668 < 3455984b16eeb6914caf8b59498ef24fcc1f0a783455984b16eeb6914caf8b59498ef24fcc1f0a78
linuxlinux>= 1dc669fed61a4ec4270a89e5fb3535802cc45668 < 58fa50de595f152900594c28ec9915c16964373958fa50de595f152900594c28ec9915c169643739
linuxlinux>= 1dc669fed61a4ec4270a89e5fb3535802cc45668 < b97053df0f04747c3c1e021ecbe99db675342954b97053df0f04747c3c1e021ecbe99db675342954
linuxlinux_kernel< 5.15.55.15.5
linuxlinux_kernel>= 0 < 5.15.5-15.15.5-1
linuxlinux_kernel>= 0 < 5.15.5-15.15.5-1
linuxlinux_kernel>= 0 < 5.15.5-15.15.5-1
linuxlinux_kernel>= 0 < 4.4.0-269.3034.4.0-269.303
linuxlinux_kernel>= 0 < 4.15.0-238.2504.15.0-238.250
linuxlinux_kernel>= 0 < 5.4.0-218.2385.4.0-218.238
ubuntulinux-azure-fips
ubuntulinux-fips

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.9MEDIUM
vendor_ubuntu5.9MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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