CVE-2023-2612
low-risk
Published 2023-05-31
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).
Do I need to act?
-
0.02% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.4/10
Medium
LOCAL
/ LOW complexity
Affected Products (3)
Affected Vendors
References (14)
Vendor Advisory
https://ubuntu.com/security/CVE-2023-2612
Vendor Advisory
https://ubuntu.com/security/notices/USN-6122-1
Vendor Advisory
https://ubuntu.com/security/notices/USN-6123-1
Vendor Advisory
https://ubuntu.com/security/notices/USN-6124-1
Vendor Advisory
https://ubuntu.com/security/notices/USN-6127-1
Vendor Advisory
https://ubuntu.com/security/CVE-2023-2612
Vendor Advisory
https://ubuntu.com/security/notices/USN-6122-1
Vendor Advisory
https://ubuntu.com/security/notices/USN-6123-1
Vendor Advisory
https://ubuntu.com/security/notices/USN-6124-1
Vendor Advisory
https://ubuntu.com/security/notices/USN-6127-1
24
/ 100
low-risk
Severity
15/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
9/34 · Low