Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pci/hotplug/pnvphp: Fixed the hotplug driver crash on Powernv The hotplug driver for powerpc pci/hotplug/pnvphp.c causes a kernel crash when attempting to hot-unplug or disable the PCIe switch/bridge from the PHB. The crash occur...

SUSE CVE-2025-21693

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: properly synchronize freeing resources during CPU hotunplug In zswapcompress and zswapdecompress, the per-CPU acompctx of the current CPU at the beginning of the operation is retrieved and used throughout. However, sin...

DEBIAN-CVE-2025-21693

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: properly synchronize freeing resources during CPU hotunplug In zswapcompress and zswapdecompress, the per-CPU acompctx of the current CPU at the beginning of the operation is retrieved and used throughout. However, sin...

AZL-58989 CVE-2025-21693 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: properly synchronize freeing resources during CPU hotunplug In zswapcompress and zswapdecompress, the per-CPU acompctx of the current CPU at the beginning of the operation is retrieved and used throughout. However, sin...

UBUNTU-CVE-2025-21693

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: properly synchronize freeing resources during CPU hotunplug In zswapcompress and zswapdecompress, the per-CPU acompctx of the current CPU at the beginning of the operation is retrieved and used throughout. However, sin...

Azure Linux 3.0 Security Update: kernel (CVE-2024-46761)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-46761 advisory. - In the Linux kernel, the following vulnerability has been resolved: pci/hotplug/pnvphp: Fix hotplug driver...

CVE-2024-57849

A vulnerability was found in the Linux Kernel. This issue affects performance monitoring on the s390 architecture during specific CPU hotplug scenarios. Mitigation Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteri...

SUSE CVE-2024-41149

In the Linux kernel, the following vulnerability has been resolved: block: avoid to reuse hctx not removed from cpuhp callback list If the 'hctx' isn't removed from cpuhp callback list, we can't reuse it, otherwise use-after-free may be triggered...

SUSE CVE-2024-57849

In the Linux kernel, the following vulnerability has been resolved: s390/cpumsf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence: CPUHPAPPERFS390SFONLINE -- s390pmusfofflinecpu ... CPUHPAPPERFONLINE -- perfeventexitcpu The s390...

CVE-2024-57849

In the Linux kernel, the following vulnerability has been resolved: s390/cpumsf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence: CPUHPAPPERFS390SFONLINE -- s390pmusfofflinecpu ... CPUHPAPPERFONLINE -- perfeventexitcpu The s390...

DEBIAN-CVE-2024-57849

In the Linux kernel, the following vulnerability has been resolved: s390/cpumsf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence: CPUHPAPPERFS390SFONLINE -- s390pmusfofflinecpu ... CPUHPAPPERFONLINE -- perfeventexitcpu The s390...

UBUNTU-CVE-2024-57849

In the Linux kernel, the following vulnerability has been resolved: s390/cpumsf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence: CPUHPAPPERFS390SFONLINE -- s390pmusfofflinecpu ... CPUHPAPPERFONLINE -- perfeventexitcpu The s390...

CVE-2024-57849

The CVE-2024-57849 issue is in the Linux kernel s390 CPUMF sampling path. When a CPU is hotplugged out while a performance event is still active on that CPU, the hotplug/removal sequence can cause SDBs (sampling data buffers) to be freed while still in use, creating a potential use-after-free con...

CVE-2024-57849 s390/cpum_sf: Handle CPU hotplug remove during sampling

In the Linux kernel, the following vulnerability has been resolved: s390/cpumsf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence: CPUHPAPPERFS390SFONLINE -- s390pmusfofflinecpu ... CPUHPAPPERFONLINE -- perfeventexitcpu The s390...

CVE-2024-57849 s390/cpum_sf: Handle CPU hotplug remove during sampling

In the Linux kernel, the following vulnerability has been resolved: s390/cpumsf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence: CPUHPAPPERFS390SFONLINE -- s390pmusfofflinecpu ... CPUHPAPPERFONLINE -- perfeventexitcpu The s390...

CVE-2024-57849

In the Linux kernel, the following vulnerability has been resolved: s390/cpumsf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence: CPUHPAPPERFS390SFONLINE -- s390pmusfofflinecpu ... CPUHPAPPERFONLINE -- perfeventexitcpu The s390...

DEBIAN-CVE-2024-41149

In the Linux kernel, the following vulnerability has been resolved: block: avoid to reuse hctx not removed from cpuhp callback list If the 'hctx' isn't removed from cpuhp callback list, we can't reuse it, otherwise use-after-free may be triggered...

UBUNTU-CVE-2024-41149

In the Linux kernel, the following vulnerability has been resolved: block: avoid to reuse hctx not removed from cpuhp callback list If the 'hctx' isn't removed from cpuhp callback list, we can't reuse it, otherwise use-after-free may be triggered...

CVE-2024-57849: Use After Free

In the Linux kernel, the following vulnerability has been resolved: s390/cpumsf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence: CPUHPAPPERFS390SFONLINE -- s390pmusfofflinecpu ... CPUHPAPPERFONLINE -- perfeventexitcpu The s390...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from hctx at the block level not being removed from the cpuhp callback list, which could lead to a post-release...