The vulnerability of the iommufdHWPT_nested_alloc() function in the Linux operating system’s IOMMU kernel driver allows a hacker to cause a service failure.

The vulnerability of the iommufdHWPTnestedalloc function in the Linux operating system’s IOMMU support driver is related to pointer aliasing. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2021-47544

CVE-2021-47544 affects the Linux kernel TCP path, specifically the page frag allocation in sk_page_frag() during a page fault on an mmapped user buffer from CIFS. The nested memory access triggers page-frag modifications that corrupt the TCP stream, observed in HTTP transfers served by Apache ove...