4.7

CVE-2023-2612

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service (kernel deadlock).

Data is provided by the National Vulnerability Database (NVD)
CanonicalUbuntu Linux Version20.04 SwEditionlts
CanonicalUbuntu Linux Version22.04 SwEditionlts
CanonicalUbuntu Linux Version22.10 SwEdition-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.02% 0.032
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 4.7 1 3.6
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
security@ubuntu.com 4.4 0.8 3.6
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
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.