Description
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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://access.redhat.com/errata/RHSA-2018:3083 ↗
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6ea8d958a2c95a1d514015d4e29ba21a8c0a1a91 ↗
- https://usn.ubuntu.com/3619-2/ ↗
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.4 ↗
- https://access.redhat.com/errata/RHSA-2018:2948 ↗
- https://usn.ubuntu.com/3653-2/ ↗
- https://usn.ubuntu.com/3655-1/ ↗
- https://usn.ubuntu.com/3655-2/ ↗
- https://usn.ubuntu.com/3653-1/ ↗
- https://usn.ubuntu.com/3657-1/ ↗
- https://access.redhat.com/errata/RHSA-2018:3096 ↗
- https://github.com/torvalds/linux/commit/6ea8d958a2c95a1d514015d4e29ba21a8c0a1a91 ↗
- https://usn.ubuntu.com/3619-1/ ↗
- https://access.redhat.com/errata/RHSA-2019:3967 ↗
- https://access.redhat.com/errata/RHSA-2019:4058 ↗
- https://access.redhat.com/errata/RHSA-2019:4057 ↗