kernel: memcg does not limit the number of POSIX file locks allowing memory exhaustion

A flaw was found in the filelockinit in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface POSIX file locks...

SUSE CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CentOS 9 : runc-1.1.7-1.el9

The remote CentOS Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the runc-1.1.7-1.el9 build changelog. - runc is a CLI tool for spawning and running containers according to the OCI specification. In affected versions it was found that rootless...

CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

DEBIAN-CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

UBUNTU-CVE-2021-47011

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011

The CVE-2021-47011 issue affects the Linux kernel memory control slab (memcg). The root cause was that some corner allocations (e.g., SLUB allocations larger than order-1 pages and buddy-allocated pages) continued to hold a reference to the memory cgroup, allowing KMEM pages (and thus kernel stac...

CVE-2021-47011 mm: memcontrol: slab: fix obtain a reference to a freeing memcg

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

CVE-2021-47011 mm: memcontrol: slab: fix obtain a reference to a freeing memcg

In the Linux kernel, the following vulnerability has been resolved: mm: memcontrol: slab: fix obtain a reference to a freeing memcg Patch series "Use objcgroup APIs to charge kmem pages", v5. Since Roman's series "The new cgroup slab memory controller" applied. All slab objects are charged with t...

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

An update for kernel is now available for Red Hat Enterprise Linux 9.2 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...

cri-o: Pods are able to break out of resource confinement on cgroupv2

A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node...

Vulnerability of the blkcgdestroy_blkgs() function (block/blk-cgroup.c) in the Linux kernel, allowing a malicious actor to cause service failure

The vulnerability of the blkcgdestroyblkgs function block/blk-cgroup.c in the Linux kernel is related to security configuration errors. Exploiting this vulnerability could allow an attacker to cause service failures...

Linux kernel code issue vulnerability (CNVD-2024-08087)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel has a code issue vulnerability that stems from a flaw in the blkgs destruction path in block/blk-cgroup.c, which can be exploited by an attacker to cause a cgroup...

EulerOS Virtualization 3.0.2.2 : kernel (EulerOS-SA-2023-1262)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - In doepollctl and eploopcheckproc of eventpoll.c, there is a possible use after free due to a logic error. This could lead to loc...

SUSE CVE-2024-0443

A flaw was found in the blkgs destruction path in block/blk-cgroup.c in the Linux kernel, leading to a cgroup blkio memory leakage problem. When a cgroup is being destroyed, cgrouprstatflush is only called at cssreleaseworkfn, which is called when the blkcg reference count reaches 0. This circula...

CVE-2024-0443

A flaw was found in the blkgs destruction path in block/blk-cgroup.c in the Linux kernel, leading to a cgroup blkio memory leakage problem. When a cgroup is being destroyed, cgrouprstatflush is only called at cssreleaseworkfn, which is called when the blkcg reference count reaches 0. This circula...