Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: Do not attempt to NUMA-migrate COW pages that have other uses. Oded Gabbay reported that enabling NUMA balancing causes corruption in his Gaudi accelerator test. He described the situation as follows: “All the details are in...

EUVD-2020-21747

Malware in sbrugna...

CVE-2020-29374

An issue was discovered in the Linux kernel before 5.7.3, related to mm/gup.c and mm/hugememory.c. The getuserpages aka gup implementation, when used for a copy-on-write page, does not properly consider the semantics of read operations and therefore can grant unintended write access, aka...

linux.2.x.mmap.DoS.txt

Date: Sun, 7 Mar 1999 01:41:25 +0100 From: Michal Zalewski Linux 2.x mmap vunerability Linux 2.0.36 has the similiar problem with copy-on-write pages allocated with mmap - as these pages are not accounted within per-user limits. Fortunately, it's less harmfull than 5, because memory will be freed...