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).

CVSS v3 4.7 MEDIUM

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html
https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/kinetic/commit/?id=02b47547824b1cd0d55c6744f91886f04de8947e	Mailing List Patch
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

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:22.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:22.10::::-:::

History

No history.

Information

Published : 2023-05-31 00:15

Updated : 2023-06-22 15:15

NVD link : CVE-2023-2612

Mitre link : CVE-2023-2612

CVE.ORG link : CVE-2023-2612

JSON object : View

Products Affected

canonical

ubuntu_linux

CWE

CWE-667

Improper Locking

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