Note:
This project will be discontinued after December 13, 2021. [more]
2018-04-19
The arch_timer_reg_read_stable macro in arch/arm64/include/asm/arch_timer.h in the Linux kernel before 4.13 allows local users to cause a denial of service (infinite recursion) by writing to a file under /sys/kernel/debug in certain circumstances, as demonstrated by a scenario involving debugfs, ftrace, PREEMPT_TRACER, and FUNCTION_GRAPH_TRACER.
Products | Linux_kernel |
Type | Loop with Unreachable Exit Condition ('Infinite Loop') (CWE-835) |
First patch |
https://github.com/torvalds/linux/commit/adb4f11e0a8f4e29900adb2b7af28b6bbd5c1fa4 |
Relevant file/s | ./arch/arm64/include/asm/arch_timer.h (modified, +2, -2) |
Links | http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=adb4f11e0a8f4e29900adb2b7af28b6bbd5c1fa4 |
Navigation
Patch data:
Patched area:
(on by default)
Patched area: