Note:
This project will be discontinued after December 13, 2021. [more]
2018-03-09
Race condition in the store_int_with_restart() function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (panic) by leveraging root access to write to the check_interval file in a /sys/devices/system/machinecheck/machinecheck<cpu number> directory. NOTE: a third party has indicated that this report is not security relevant
Products | Ubuntu_linux, Debian_linux, Linux_kernel |
Type | Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') (CWE-362) |
First patch | - None (likely due to unavailable code) |
Patches | https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=b3b7c4795ccab5be71f080774c45bbbcc75c2aaf |
Links |
• https://usn.ubuntu.com/3656-1/
• http://www.securityfocus.com/bid/103356 • https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html • https://usn.ubuntu.com/3654-2/ • https://www.debian.org/security/2018/dsa-4188 |