Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 7.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel: race condition in the TLB flush logic

A flaw was discovered in the way the Linux kernel dealt with paging structures. When the kernel invalidated a paging structure that was not in use locally, it could, in principle, race against another CPU that is switching to a process that uses the paging structure in question. A local user coul...

Linux Kernel (Ubuntu 16.04) - Reference Count Overflow Using BPF Maps

Exploit for linux platform in category dos / poc Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=809 Most things in the kernel use 32-bit reference counters, relying on the fact that the memory constraints of real computers make it impossible to create enough references to...

RHEL 6 : kernel-rt (RHSA-2015:1976)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2015:1976 advisory. The kernel-rt packages contain the Linux kernel, the core of any Linux operating system. A flaw was found in the way the Linux kernel's VFS subsystem...

Linux Kernel 2.6.18 - 'move_pages()' Information Leak

/ sieve because the Linux kernel leaks like one, get it? Bug NOT discovered by Marcus Meissner of SuSE security This bug was discovered by Ramon de Carvalho Valle in September of 2009 The bug was found via fuzzing, and on Sept 24th I was sent a POC DoS for the bug but had forgotten about it until...

CentOS 4 / 5 : kernel (CESA-2008:0154)

Updated kernel packages that fix various security issues and several bugs are now available for Red Hat Enterprise Linux 5. This update has been rated as having important security impact by the Red Hat Security Response Team. The kernel packages contain the Linux kernel, the core of any Linux...