CVE-2022-50086 block: don't allow the same type rq_qos add more than once

In the Linux kernel, the following vulnerability has been resolved: block: don't allow the same type rqqos add more than once In our test of iocost, we encountered some list add/del corruptions of innerwalk list in ioctimerfn. The reason can be described as follows: cpu 0 cpu 1 iocqoswrite...

kernel: blk-rq-qos: fix crash on rq_qos_wait vs. rq_qos_wake_function race

In the Linux kernel, the following vulnerability has been resolved: blk-rq-qos: fix crash on rqqoswait vs. rqqoswakefunction race We're seeing crashes from rqqoswakefunction that look like this: BUG: unable to handle page fault for address: ffffafe180a40084 PF: supervisor write access in kernel...

kernel: blk-rq-qos: fix crash on rq_qos_wait vs. rq_qos_wake_function race

In the Linux kernel, the following vulnerability has been resolved: blk-rq-qos: fix crash on rqqoswait vs. rqqoswakefunction race We're seeing crashes from rqqoswakefunction that look like this: BUG: unable to handle page fault for address: ffffafe180a40084 PF: supervisor write access in kernel...

CVE-2024-50082

In the Linux kernel, the following vulnerability has been resolved: blk-rq-qos: fix crash on rqqoswait vs. rqqoswakefunction race We're seeing crashes from rqqoswakefunction that look like this: BUG: unable to handle page fault for address: ffffafe180a40084 PF: supervisor write access in kernel...

CVE-2024-50082

In the Linux kernel, the following vulnerability has been resolved: blk-rq-qos: fix crash on rqqoswait vs. rqqoswakefunction race We're seeing crashes from rqqoswakefunction that look like this: BUG: unable to handle page fault for address: ffffafe180a40084 PF: supervisor write access in kernel...

AZL-51930 CVE-2024-50082 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: blk-rq-qos: fix crash on rqqoswait vs. rqqoswakefunction race We're seeing crashes from rqqoswakefunction that look like this: BUG: unable to handle page fault for address: ffffafe180a40084 PF: supervisor write access in kernel...

CVE-2024-50082

In the Linux kernel, the following vulnerability has been resolved: blk-rq-qos: fix crash on rqqoswait vs. rqqoswakefunction race We're seeing crashes from rqqoswakefunction that look like this: BUG: unable to handle page fault for address: ffffafe180a40084 PF: supervisor write access in kernel...

CVE-2024-50082 blk-rq-qos: fix crash on rq_qos_wait vs. rq_qos_wake_function race

In the Linux kernel, the following vulnerability has been resolved: blk-rq-qos: fix crash on rqqoswait vs. rqqoswakefunction race We're seeing crashes from rqqoswakefunction that look like this: BUG: unable to handle page fault for address: ffffafe180a40084 PF: supervisor write access in kernel...

CVE-2024-50082

CVE-2024-50082 affects the Linux kernel in blk-rq-qos handling; a race between rq_qos_wait() finishing and rq_qos_wake_function() deleting the waitentry can lead to a use-after-free-like condition where wake_up_process() is given a stale data->task. The issue manifests as crashes with page fau...