5.5

CVE-2021-28951

An issue was discovered in fs/io_uring.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (deadlock) because exit may be waiting to park a SQPOLL thread, but concurrently that SQPOLL thread is waiting for a signal to start, aka CID-3ebba796fa25.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
LinuxLinux Kernel Version <= 5.11.8
FedoraprojectFedora Version32
FedoraprojectFedora Version33
FedoraprojectFedora Version34
NetappA250 Firmware Version-
   NetappA250 Version-
NetappAff 500f Firmware Version-
   NetappAff 500f Version-
NetappFas 500f Firmware Version-
   NetappFas 500f Version-
NetappCloud Backup Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.06% 0.176
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 4.9 3.9 6.9
AV:L/AC:L/Au:N/C:N/I:N/A:C
CWE-667 Improper Locking

The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.