CVE-2024-49854 block, bfq: fix uaf for accessing waker_bfqq after splitting

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix uaf for accessing wakerbfqq after splitting After commit 42c306ed7233 "block, bfq: don't break merge chain in bfqsplitbfqq", if the current procress is the last holder of bfqq, the bfqq can be freed after...

CVE-2024-49854 block, bfq: fix uaf for accessing waker_bfqq after splitting

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix uaf for accessing wakerbfqq after splitting After commit 42c306ed7233 "block, bfq: don't break merge chain in bfqsplitbfqq", if the current procress is the last holder of bfqq, the bfqq can be freed after...

CVE-2024-49854 block, bfq: fix uaf for accessing waker_bfqq after splitting

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix uaf for accessing wakerbfqq after splitting After commit 42c306ed7233 "block, bfq: don't break merge chain in bfqsplitbfqq", if the current procress is the last holder of bfqq, the bfqq can be freed after...

CVE-2024-49854

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix uaf for accessing wakerbfqq after splitting After commit 42c306ed7233 "block, bfq: don't break merge chain in bfqsplitbfqq", if the current procress is the last holder of bfqq, the bfqq can be freed after...

CVE-2024-47706

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible UAF for bfqq-bic with merge chain 1 initial state, three tasks: Process 1 Process 2 Process 3 BIC1 BIC2 BIC3 | Λ | Λ | Λ | | | | | | V | V | V | bfqq1 bfqq2 bfqq3 process ref: 1 1 1 2 bfqq1 merged to bfqq...

CVE-2024-47676

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb.c: fix UAF of vma in hugetlb fault pathway Syzbot reports a UAF in hugetlbfault. This happens because vmfanonprepare could drop the per-VMA lock and allow the current VMA to be freed before hugetlbvmaunlockread is...

CVE-2024-47750 RDMA/hns: Fix Use-After-Free of rsv_qp on HIP08

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix Use-After-Free of rsvqp on HIP08 Currently rsvqp is freed before ibunregisterdevice is called on HIP08. During the time interval, users can still dereg MR and rsvqp will be used in this process, leading to a UAF. Mo...

CVE-2024-47750 RDMA/hns: Fix Use-After-Free of rsv_qp on HIP08

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix Use-After-Free of rsvqp on HIP08 Currently rsvqp is freed before ibunregisterdevice is called on HIP08. During the time interval, users can still dereg MR and rsvqp will be used in this process, leading to a UAF. Mo...

CVE-2024-47750

CVE-2024-47750: In the Linux kernel, RDMA/hns on HIP08 had a Use-After-Free of rsv_qp because rsv_qp was freed before ib_unregister_device() was called. The documented fix moves the release of rsv_qp to after ib_unregister_device(). Affected component: RDMA/hns in HIP08; impact is Use-After-Free,...

CVE-2024-47750 RDMA/hns: Fix Use-After-Free of rsv_qp on HIP08

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix Use-After-Free of rsvqp on HIP08 Currently rsvqp is freed before ibunregisterdevice is called on HIP08. During the time interval, users can still dereg MR and rsvqp will be used in this process, leading to a UAF. Mo...

CVE-2024-47747 net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition

In the Linux kernel, the following vulnerability has been resolved: net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition In the ether3probe function, a timer is initialized with a callback function ether3ledoff, bound to &prevdev-timer. Once the timer is started, the...

CVE-2024-47747 net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition

In the Linux kernel, the following vulnerability has been resolved: net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition In the ether3probe function, a timer is initialized with a callback function ether3ledoff, bound to &prevdev-timer. Once the timer is started, the...

CVE-2024-47747 net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition

In the Linux kernel, the following vulnerability has been resolved: net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition In the ether3probe function, a timer is initialized with a callback function ether3ledoff, bound to &prevdev-timer. Once the timer is started, the...

CVE-2024-47718 wifi: rtw88: always wait for both firmware loading attempts

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: always wait for both firmware loading attempts In 'rtwwaitfirmwarecompletion', always wait for both regular and wowlan firmware loading attempts. Otherwise if 'rtwusbintfinit' has failed in 'rtwusbprobe',...

CVE-2024-47718

CVE-2024-47718 affects the Linux kernel wireless stack (rtw88) used by the wifi subsystem. The issue arises in wifi: rtw88 where firmware loading requires two attempts (regular and wowlan). In rtw_wait_firmware_completion(), the code now always waits for both attempts; previously, if rtw_usb_intf...

CVE-2024-47706 block, bfq: fix possible UAF for bfqq->bic with merge chain

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible UAF for bfqq-bic with merge chain 1 initial state, three tasks: Process 1 Process 2 Process 3 BIC1 BIC2 BIC3 | Λ | Λ | Λ | | | | | | V | V | V | bfqq1 bfqq2 bfqq3 process ref: 1 1 1 2 bfqq1 merged to bfqq...

CVE-2024-47706 block, bfq: fix possible UAF for bfqq->bic with merge chain

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible UAF for bfqq-bic with merge chain 1 initial state, three tasks: Process 1 Process 2 Process 3 BIC1 BIC2 BIC3 | Λ | Λ | Λ | | | | | | V | V | V | bfqq1 bfqq2 bfqq3 process ref: 1 1 1 2 bfqq1 merged to bfqq...

CVE-2024-47706

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible UAF for bfqq-bic with merge chain 1 initial state, three tasks: Process 1 Process 2 Process 3 BIC1 BIC2 BIC3 | Λ | Λ | Λ | | | | | | V | V | V | bfqq1 bfqq2 bfqq3 process ref: 1 1 1 2 bfqq1 merged to bfqq...

CVE-2024-47706 block, bfq: fix possible UAF for bfqq->bic with merge chain

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible UAF for bfqq-bic with merge chain 1 initial state, three tasks: Process 1 Process 2 Process 3 BIC1 BIC2 BIC3 | Λ | Λ | Λ | | | | | | V | V | V | bfqq1 bfqq2 bfqq3 process ref: 1 1 1 2 bfqq1 merged to bfqq...

CVE-2024-47706

CVE-2024-47706 affects the Linux kernel bfq I/O scheduler. The issue was a use-after-free involving bfqq->bic during merges in the bfq_merge/merge-chain flow, which could allow IO handling to operate on a bfqq that is no longer valid. The provided details describe an initial state with three b...