UBUNTU-CVE-2025-40160

In the Linux kernel, the following vulnerability has been resolved: xen/events: Return -EEXIST for bound VIRQs Change findvirq to return -EEXIST when a VIRQ is bound to a different CPU than the one passed in. With that, remove the BUGON from bindvirqtoirq to propogate the error upwards. Some VIRQ...

CVE-2025-40160

CVE-2025-40160: In the Linux kernel Xen event handling, find_virq() now returns -EEXIST when a VIRQ bound to a different CPU, replacing the previous BUG_ON() path. This affects per-domain/global VIRQs (which must be bound to CPU0 before migration). A second bind for per-domain/global VIRQs is tre...

CVE-2022-50100

In the Linux kernel, the following vulnerability has been resolved: sched/core: Do not requeue task on CPU excluded from cpusmask The following warning was triggered on a large machine early in boot on a distribution kernel but the same problem should also affect mainline. WARNING: CPU: 439 PID: ...

UBUNTU-CVE-2024-58057

In the Linux kernel, the following vulnerability has been resolved: idpf: convert workqueues to unbound When a workqueue is created with WQUNBOUND, its work items are served by special worker-pools, whose host workers are not bound to any specific CPU. In the default configuration i.e. when...

CVE-2024-42300 erofs: fix race in z_erofs_get_gbuf()

In the Linux kernel, the following vulnerability has been resolved: erofs: fix race in zerofsgetgbuf In zerofsgetgbuf, the current task may be migrated to another CPU between zerofsgbufid and spinlock&gbuf-lock. Therefore, zerofsputgbuf will trigger the following issue which was found by stress...

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

An update for kernel-rt is now available for Red Hat Enterprise MRG 2. 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 t...

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

An update for kernel-rt 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...