CVE-2024-26987 mm/memory-failure: fix deadlock when hugetlb_optimize_vmemmap is enabled

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix deadlock when hugetlboptimizevmemmap is enabled When I did hard offline test with hugetlb pages, below deadlock occurs: ====================================================== WARNING: possible circular...

Unbreakable Enterprise kernel security update

5.4.17-2136.312.3.4 - Revert 'fs: check FMODELSEEK to control internal pipe splicing' Saeed Mirzamohammadi Orabug: 34666845 5.4.17-2136.312.3.3 cpusreadlock deadlock Tejun Heo Orabug: 34607590 - cgroup: Elide write-locking threadgrouprwsem when updating csses on an empty subtree Tejun Heo Orabug:...

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

An update for kernel is now available for Red Hat Enterprise Linux 7. 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 each vulnerability from th...

kernel: xen: VCPU timer overflow leads to PCPU deadlock and host death-by-watchdog

Xen 3.4 through 4.2, and possibly earlier versions, allows local guest OS administrators to cause a denial of service Xen infinite loop and physical CPU consumption by setting a VCPU with an "inappropriate deadline."...