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PRIOn knowledge basePRION:CVE-2023-2612HistoryMay 31, 2023 - 12:15 a.m.
Race condition
2023-05-3100:15:00
PRIOn knowledge base
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12
jean-baptiste cayrou
race condition
ubuntu linux kernel
shiftfs
file system
inode locking
local attacker
denial of service
kernel deadlock
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).
| CPE | Name | Operator | Version |
|---|---|---|---|
| ubuntu_linux | eq | 20.04 | |
| ubuntu_linux | eq | 22.04 | |
| ubuntu_linux | eq | 22.10 |
References
packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html
git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/kinetic/commit/?id=02b47547824b1cd0d55c6744f91886f04de8947e
ubuntu.com/security/CVE-2023-2612
ubuntu.com/security/notices/USN-6122-1
ubuntu.com/security/notices/USN-6123-1
ubuntu.com/security/notices/USN-6124-1
ubuntu.com/security/notices/USN-6127-1
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