Note:
This project will be discontinued after December 13, 2021. [more]
2018-12-08
An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because TLB flushes do not always occur after IOMMU mapping changes.
Products | Xenserver, Debian_linux, Xen |
Type | Incomplete Cleanup (CWE-459) |
First patch | - None (likely due to unavailable code) |
Links |
• https://xenbits.xen.org/xsa/advisory-275.html
• https://support.citrix.com/article/CTX239432 • https://lists.debian.org/debian-lts-announce/2019/10/msg00008.html • http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html • https://www.debian.org/security/2019/dsa-4369 |