CVE-2026-43305

CVE-2026-43305 details a Linux kernel DRM AMD display issue where the DMUB HW lock unlock path in the HWSS fast path could hang due to a mismatch between evaluating the need for the lock and unlocking. The fix introduces a flag to track whether the lock should be used and applies that flag to gov...

CVE-2026-43305

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix mismatched unlock for DMUB HW lock in HWSS fast path Why The evaluation for whether we need to use the DMUB HW lock isn't the same as whether we need to unlock which results in a hang when the fast path is us...

CVE-2026-43305 drm/amd/display: Fix mismatched unlock for DMUB HW lock in HWSS fast path

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix mismatched unlock for DMUB HW lock in HWSS fast path Why The evaluation for whether we need to use the DMUB HW lock isn't the same as whether we need to unlock which results in a hang when the fast path is us...

CVE-2026-43305

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix mismatched unlock for DMUB HW lock in HWSS fast path Why The evaluation for whether we need to use the DMUB HW lock isn't the same as whether we need to unlock which results in a hang when the fast path is us...

CVE-2026-43292 mm/vmalloc: prevent RCU stalls in kasan_release_vmalloc_node

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: prevent RCU stalls in kasanreleasevmallocnode When CONFIGPAGEOWNER is enabled, freeing KASAN shadow pages during vmalloc cleanup triggers expensive stack unwinding that acquires RCU read locks. Processing a large...

CVE-2026-43285 mm/slab: do not access current->mems_allowed_seq if !allow_spin

In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not access current-memsallowedseq if !allowspin Lockdep complains when getfromanypartial is called in an NMI context, because current-memsallowedseq is seqcountspinlockt and not NMI-safe:...

CVE-2025-71298 drm/tests: shmem: Hold reservation lock around madvise

In the Linux kernel, the following vulnerability has been resolved: drm/tests: shmem: Hold reservation lock around madvise Acquire and release the GEM object's reservation lock around calls to the object's madvide operation. The tests use drmgemshmemmadviselocked, which led to errors such as show...

CVE-2025-71298

In the Linux kernel, the following vulnerability has been resolved: drm/tests: shmem: Hold reservation lock around madvise Acquire and release the GEM object's reservation lock around calls to the object's madvide operation. The tests use drmgemshmemmadviselocked, which led to errors such as show...

CVE-2025-71298 drm/tests: shmem: Hold reservation lock around madvise

In the Linux kernel, the following vulnerability has been resolved: drm/tests: shmem: Hold reservation lock around madvise Acquire and release the GEM object's reservation lock around calls to the object's madvide operation. The tests use drmgemshmemmadviselocked, which led to errors such as show...

CVE-2025-71298

In CVE-2025-71298, the Linux kernel fix targets drm_gem_shmem_madvise_locking: the GEM object reservation lock is now held around the madvise path to correct locking in shmem tests. The update exposes a dedicated helper drm_gem_shmem_madvise() for Kunit tests (not intended as a driver interface)....

CVE-2025-71296 drm/tests: shmem: Hold reservation lock around purge

In the Linux kernel, the following vulnerability has been resolved: drm/tests: shmem: Hold reservation lock around purge Acquire and release the GEM object's reservation lock around calls to the object's purge operation. The tests use drmgemshmempurgelocked, which led to errors such as show below...

CVE-2025-71296

CVE-2025-71296 relates to the Linux kernel DRM SHMEM path. The issue arises when the reservation lock around the purge operation in drm_gem_shmem_purge_locked() is not properly held, potentially triggering kernel warnings. The fix/published guidance exports a new helper, drm_gem_shmem_purge(), sp...

CVE-2025-71296

In the Linux kernel, the following vulnerability has been resolved: drm/tests: shmem: Hold reservation lock around purge Acquire and release the GEM object's reservation lock around calls to the object's purge operation. The tests use drmgemshmempurgelocked, which led to errors such as show below...

CVE-2025-71296 drm/tests: shmem: Hold reservation lock around purge

In the Linux kernel, the following vulnerability has been resolved: drm/tests: shmem: Hold reservation lock around purge Acquire and release the GEM object's reservation lock around calls to the object's purge operation. The tests use drmgemshmempurgelocked, which led to errors such as show below...

SUSE CVE-2026-43181

In the Linux kernel, the following vulnerability has been resolved: gpio: sysfs: fix chip removal with GPIOs exported over sysfs Currently if we export a GPIO over sysfs and unbind the parent GPIO controller, the exported attribute will remain under /sys/class/gpio because once we remove the pare...

SUSE 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...

PT-2026-38947

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A mismatched unlock for the DMUB HW lock in the HWSS fast path occurs in the Linux kernel. This happens because the evaluation for whether the DMUB HW lock is required differs from the...

PT-2026-38921

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel's DRM tests where the GEM object's reservation lock was not held during the object's purge operation. This lack of synchronization led to errors when...

Linux Distros Unpatched Vulnerability : CVE-2026-43305

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amd/display: Fix mismatched unlock for DMUB HW lock in HWSS fast path Why The evaluation for whether we need to use the DMUB HW lock isn't the same as wheth...

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 batadvvelpgetthroughput function calling rtnllock when the RTNL lock is held, potentially...