Description
An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. Guest OS users can cause a denial of service (host OS hang) via a high rate of events to dom0, aka CID-e99502f76271.
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://xenbits.xen.org/xsa/advisory-332.html ↗
- https://github.com/torvalds/linux/commit/e99502f76271d6bc4e374fe368c50c67a1fd3070 ↗
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e99502f76271d6bc4e374fe368c50c67a1fd3070 ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00075.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00025.html ↗
- https://security.gentoo.org/glsa/202011-06 ↗
- https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html ↗
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html ↗
- http://www.openwall.com/lists/oss-security/2021/01/19/6 ↗