Note:
This project will be discontinued after December 13, 2021. [more]
2018-03-01
The madvise_willneed function in mm/madvise.c in the Linux kernel before 4.14.4 allows local users to cause a denial of service (infinite loop) by triggering use of MADVISE_WILLNEED for a DAX mapping.
Products | Linux_kernel |
Type | Loop with Unreachable Exit Condition ('Infinite Loop') (CWE-835) |
First patch |
https://github.com/torvalds/linux/commit/6ea8d958a2c95a1d514015d4e29ba21a8c0a1a91 |
Relevant file/s | ./mm/madvise.c (modified, +1, -3) |
Links |
• https://usn.ubuntu.com/3655-1/
• https://usn.ubuntu.com/3657-1/ • https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.4 • https://access.redhat.com/errata/RHSA-2018:3096 • https://usn.ubuntu.com/3619-2/
• https://usn.ubuntu.com/3653-1/
• https://access.redhat.com/errata/RHSA-2018:2948 • http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6ea8d958a2c95a1d514015d4e29ba21a8c0a1a91 • https://access.redhat.com/errata/RHSA-2018:3083 • https://usn.ubuntu.com/3655-2/ • https://usn.ubuntu.com/3653-2/ • https://usn.ubuntu.com/3619-1/ |
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Patched area: