Description
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).
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Canonical Ltd. ubuntu-linux
0 to < 02b47547824b1cd0d55c6744f91886f04de8947eaffected
References
- https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/kinetic/commit/?id=02b47547824b1cd0d55c6744f91886f04de8947e ↗
- https://ubuntu.com/security/CVE-2023-2612 ↗
- https://ubuntu.com/security/notices/USN-6122-1 ↗
- https://ubuntu.com/security/notices/USN-6123-1 ↗
- https://ubuntu.com/security/notices/USN-6124-1 ↗
- https://ubuntu.com/security/notices/USN-6127-1 ↗
- http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html ↗