Linux kernel 安全漏洞

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 dm unconditionally limiting IO throughput at REQPREFLUSH...

Linux kernel 安全漏洞

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 fuserelease not being written to the inode, which could result in dirty pages not being flushed...

PT-2025-25793

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, which previously caused a kernel panic when alloc page failed. This issue occurred because the frag list was set to a NULL pointer...

PT-2025-28878

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A use-after-free vulnerability exists in the vhci flush function within the Bluetooth HCI core of the Linux kernel. The vulnerability occurs when a thread closes a vhci file descriptor...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Block: Fix for UAF when flushing the rq while iterating tags. The function blkmqclearFlushrqMapping is not called during SCIS probe. This issue is addressed by checking blkqueueinitdone. However, the QUEUEFLAGINITDONE flag is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Fixed the qp flush warnings in req When the qp is in an error state, the status of WQEs in the queue should be set to error. Otherwise, the following will occur. 920.617269 WARNING: CPU: 1 PID: 21 at...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: core: flush gadget workqueue after device removal The devicedel function can cause new work to be scheduled in the gadget-workqueue. This issue is observed, for example, with the dwc3 driver, as follows: c devicedel...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: usb: renesasusbhs: Flush the notifyhotplugwork When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message “Unable to handle kernel NULL pointer...

PT-2025-31081

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the fxls8962af fifo flush function related to a use-after-free condition. This occurs when the function utilizes indio dev-active scan mask withou...

PT-2025-28891

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw exists in the Linux kernel's bcache subsystem related to a potential NULL pointer dereference within the cache set flush function. This issue arises from an improper handling of...

DEBIAN-CVE-2025-37992

In the Linux kernel, the following vulnerability has been resolved: netsched: Flush gsoskb list too during -change Previously, when reducing a qdisc's limit via the -change operation, only the main skb queue was trimmed, potentially leaving packets in the gsoskb list. This could result in NULL...

SUSE-SU-2025:01627-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-21726: padata: avoid UAF for reorderwork bsc1238865. - CVE-2025-21785: arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo array bsc1238747. -...

DEBIAN-CVE-2025-37964

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Eliminate window where TLB flushes may be inadvertently skipped tl;dr: There is a window in the mm switching code where the new CR3 is set and the CPU should be getting TLB flushes for the new mm. But shouldflushtlb has a...

CVE-2025-37964 x86/mm: Eliminate window where TLB flushes may be inadvertently skipped

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Eliminate window where TLB flushes may be inadvertently skipped tl;dr: There is a window in the mm switching code where the new CR3 is set and the CPU should be getting TLB flushes for the new mm. But shouldflushtlb has a...

CVE-2025-37964 x86/mm: Eliminate window where TLB flushes may be inadvertently skipped

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Eliminate window where TLB flushes may be inadvertently skipped tl;dr: There is a window in the mm switching code where the new CR3 is set and the CPU should be getting TLB flushes for the new mm. But shouldflushtlb has a...

CVE-2025-37964

CVE-2025-37964 relates to the Linux kernel x86/mm TLB handling. The issue is a bug in should_flush_tlb() that can suppress TLB flushes in a narrow window between load_new_mm_cr3() and writing the new mm state into loaded_mm, risking missed TLB flushes during address space switch. The fix widens t...

kernel: virtio_pmem: add the missing REQ_OP_WRITE for flush bio

A flaw was discovered in the virtiopmem driver in the Linux kernel, where flush block I/O requests did not have the required REQOPWRITE operation code assigned before submission. Under workloads involving persistent memory block devices — for example, running mkfs.xfs on a pmem device,this omissi...

kernel: tpm: Clean up TPM space after command failure

In the Linux kernel, the following vulnerability has been resolved: tpm: Clean up TPM space after command failure tpmdevtransmit prepares the TPM space before attempting command transmission. However if the command fails no rollback of this preparation is done. This can result in transient handle...

kernel: tcp_bpf: fix return value of tcp_bpf_sendmsg()

In the Linux kernel, the following vulnerability has been resolved: tcpbpf: fix return value of tcpbpfsendmsg When we cork messages in psock-cork, the last message triggers the flushing will result in sending a skmsg larger than the current message size. In this case, in tcpbpfsendverdict, 'copie...

UBUNTU-CVE-2025-37854

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix mode1 reset crash issue If HW scheduler hangs and mode1 reset is used to recover GPU, KFD signal user space to abort the processes. After process abort exit, user queues still use the GPU to access system memory...