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 the unconditional success of the spintrylock operation when calling kmallocnolock within the NMI contex...

PT-2026-43902

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description On Uniprocessor UP kernels where CONFIG SMP is not enabled, the spin trylock function acts as a no-op and succeeds unconditionally, even if the lock is already held. This allows alloc...

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 unconditional success of the spintrylock operation within the NMI context on a single-process...

PT-2026-43884

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the deferred split queue during migration. The migrate folio move function records the deferred split queue state from the source and replays it on the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: The ctx-uringlock lock is acquired around the iouringshowfdinfo function. Not everything requires locking, which is why the haslock variable exists. However, enough cases require locking, making it somewhat unwiel...

EUVD-2026-28710

In the Linux kernel, the following vulnerability has been resolved: mm: Fix a hmmrangefault livelock / starvation problem If hmmrangefault fails a foliotrylock in doswappage, trying to acquire the lock of a device-private folio for migration, to ram, the function will spin until it succeeds...

CVE-2026-43404

In the Linux kernel, the following vulnerability has been resolved: mm: Fix a hmmrangefault livelock / starvation problem If hmmrangefault fails a foliotrylock in doswappage, trying to acquire the lock of a device-private folio for migration, to ram, the function will spin until it succeeds...

CVE-2026-43382

Summary: CVE-2026-43382 affects the Linux kernel batman-adv component. The issue arises when batadv_v_elp_get_throughput() runs with the RTNL lock already held, which could cause a deadlock during cancellation of a work item. The fix switches to rtnl_trylock to skip ethtool retrieval if the RTNL ...

CVE-2026-43211

In the Linux kernel, the following vulnerability has been resolved: PCI: Fix pcislottrylock error handling Commit a4e772898f8b "PCI: Add missing bridge lock to pcibuslock" delegates the bridge device's pcidevtrylock to pcibustrylock in pcislottrylock, but it forgets to remove the corresponding...

CVE-2026-43127

In the Linux kernel, the following vulnerability has been resolved: ntfs3: fix circular locking dependency in rununpackex Syzbot reported a circular locking dependency between wnd-rwlock sbi-used.bitmap and ni-file.runlock. The deadlock scenario: 1. ntfsextendmft takes ni-file.runlock then...

CVE-2026-43211

CVE-2026-43211 – Linux kernel PCI slot lock handling fix The issue arises in PCI lock management: pci_slot_trylock() incorrectly handled unlocking when nested locks fail, due to an extra pci_dev_unlock(dev) on the failure path after delegating to pci_bus_trylock(). This could trigger a warning ab...

CVE-2026-43211

In the Linux kernel, the following vulnerability has been resolved: PCI: Fix pcislottrylock error handling Commit a4e772898f8b "PCI: Add missing bridge lock to pcibuslock" delegates the bridge device's pcidevtrylock to pcibustrylock in pcislottrylock, but it forgets to remove the corresponding...

CVE-2026-43211 PCI: Fix pci_slot_trylock() error handling

In the Linux kernel, the following vulnerability has been resolved: PCI: Fix pcislottrylock error handling Commit a4e772898f8b "PCI: Add missing bridge lock to pcibuslock" delegates the bridge device's pcidevtrylock to pcibustrylock in pcislottrylock, but it forgets to remove the corresponding...

CVE-2026-43127 ntfs3: fix circular locking dependency in run_unpack_ex

In the Linux kernel, the following vulnerability has been resolved: ntfs3: fix circular locking dependency in rununpackex Syzbot reported a circular locking dependency between wnd-rwlock sbi-used.bitmap and ni-file.runlock. The deadlock scenario: 1. ntfsextendmft takes ni-file.runlock then...

CVE-2026-43127

In the Linux kernel, the following vulnerability has been resolved: ntfs3: fix circular locking dependency in rununpackex Syzbot reported a circular locking dependency between wnd-rwlock sbi-used.bitmap and ni-file.runlock. The deadlock scenario: 1. ntfsextendmft takes ni-file.runlock then...

CVE-2026-43127 ntfs3: fix circular locking dependency in run_unpack_ex

In the Linux kernel, the following vulnerability has been resolved: ntfs3: fix circular locking dependency in rununpackex Syzbot reported a circular locking dependency between wnd-rwlock sbi-used.bitmap and ni-file.runlock. The deadlock scenario: 1. ntfsextendmft takes ni-file.runlock then...

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 improper handling of the error handling path in the pcislottrylock function. This issue...

PT-2026-37467

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A circular locking dependency exists in the ntfs3 component, specifically within the run unpack ex function. This issue occurs due to an AB-BA deadlock scenario where ntfs extend mft...

PT-2026-37551

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the pci slot trylock function where error handling is incorrectly implemented. Following a change that delegated the bridge device's pci dev trylock to pci bus trylock...

SUSE-SU-2026:0371-1 Security update for glibc

This update for glibc fixes the following issues: Security fixes: - CVE-2026-0861: Fixed inadequate size check in the memalign suite may result in an integer overflow bsc1256766. - CVE-2026-0915: Fixed uninitialized stack buffer used as DNS query name when net==0 in nssdnsgetnetbyaddrr bsc1256822...