CVE-2026-23148

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix race in nvmetbiodone leading to NULL pointer dereference There is a race condition in nvmetbiodone that can cause a NULL pointer dereference in blkcgroupbiostart: 1. nvmetbiodone is called when a bio completes 2...

EUVD-2026-5891

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: fix null-ptr-deref in hciuartwritework hciuartsetproto sets HCIUARTPROTOINIT before calling hciuartregisterdev, which calls proto-open to initialize hu-priv. However, if a TTY write wakeup occurs during this...

CVE-2026-23146 Bluetooth: hci_uart: fix null-ptr-deref in hci_uart_write_work

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: fix null-ptr-deref in hciuartwritework hciuartsetproto sets HCIUARTPROTOINIT before calling hciuartregisterdev, which calls proto-open to initialize hu-priv. However, if a TTY write wakeup occurs during this...

AZL-77751 CVE-2026-23125 affecting package kernel for versions less than 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

UBUNTU-CVE-2026-23125

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

CVE-2026-23125 sctp: move SCTP_CMD_ASSOC_SHKEY right after SCTP_CMD_PEER_INIT

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper error handling in the gsusbreceivebulkcallback function. This vulnerability may lead to null...

CVE-2026-23210: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: ice: Fix PTP NULL pointer dereference during VSI rebuild Fix race condition where PTP periodic work runs while VSI is being rebuilt, accessing NULL vsi-rxrings. The sequence was: 1. iceptpprepareforreset cancels PTP work 2...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a race condition in the nvmetbiodone function, potentially leading to null pointer dereferencing...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a race condition in the hciuartwritework function, potentially leading to null pointer...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of null pointer checking when setting maximum values, potentially leading to null pointe...

CVE-2026-23206: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: prevent ZEROSIZEPTR dereference when numifs is zero The driver allocates arrays for ports, FDBs, and filter blocks using kcalloc with ethsw-swattr.numifs as the element count. When the device reports zero interfaces...

CVE-2026-23198: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVMIRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvmarchirqbypassdelproducer on x86 and arm64, which explicitly...

CVE-2026-23196: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: HID: Intel-thc-hid: Intel-thc: Add safety check for reading DMA buffer Add DMA buffer readiness check before reading DMA buffer to avoid unexpected NULL pointer accessing...

CVE-2026-23201: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: ceph: fix oops due to invalid pointer for kfree in parselongname This fixes a kernel oops when reading ceph snapshot directories .snap, for example by simply running ls /mnt/myceph/.snap. The variable str is guarded by freekfree,...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from competing conditions between PTP operations and VSI reconstruction in the ice driver. This...

CVE-2026-23146: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: fix null-ptr-deref in hciuartwritework hciuartsetproto sets HCIUARTPROTOINIT before calling hciuartregisterdev, which calls proto-open to initialize hu-priv. However, if a TTY write wakeup occurs during this...

CVE-2026-23125: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from deleting a TC stream while an inexistent peer device was iterated upon, potentially leading to null...

CVE-2026-23207: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: Protect currxfer check in IRQ handler Now that all other accesses to currxfer are done under the lock, protect the currxfer NULL check in tegraqspiisrthread with the spinlock. Without this protection, the...