CVE-2024-43863

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a deadlock in dma buf fence polling Introduce a version of the fence ops that on release doesn't remove the fence from the pending list, and thus doesn't require a lock to fix poll-fence wait-fence unref deadlocks...

CVE-2022-48887

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Remove rcu locks from user resources User resource lookups used rcu to avoid two extra atomics. Unfortunately the rcu paths were buggy and it was easy to make the driver crash by submitting command buffers from two...

DEBIAN-CVE-2022-48887

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Remove rcu locks from user resources User resource lookups used rcu to avoid two extra atomics. Unfortunately the rcu paths were buggy and it was easy to make the driver crash by submitting command buffers from two...

AZL-48771 CVE-2022-48887 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Remove rcu locks from user resources User resource lookups used rcu to avoid two extra atomics. Unfortunately the rcu paths were buggy and it was easy to make the driver crash by submitting command buffers from two...

CVE-2022-48887

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Remove rcu locks from user resources User resource lookups used rcu to avoid two extra atomics. Unfortunately the rcu paths were buggy and it was easy to make the driver crash by submitting command buffers from two...

UBUNTU-CVE-2022-48887

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Remove rcu locks from user resources User resource lookups used rcu to avoid two extra atomics. Unfortunately the rcu paths were buggy and it was easy to make the driver crash by submitting command buffers from two...

CVE-2022-48887 drm/vmwgfx: Remove rcu locks from user resources

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Remove rcu locks from user resources User resource lookups used rcu to avoid two extra atomics. Unfortunately the rcu paths were buggy and it was easy to make the driver crash by submitting command buffers from two...

CVE-2022-48887

CVE-2022-48887 affects the Linux kernel DRM vmwgfx driver. User-resource lookups previously used RCU paths, which were buggy and could crash when command buffers were submitted from two threads. The fix replaces the RCU-based lookups with a regular spin lock to remove races in accesses to shared ...

CVE-2024-43863

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a deadlock in dma buf fence polling Introduce a version of the fence ops that on release doesn't remove the fence from the pending list, and thus doesn't require a lock to fix poll-fence wait-fence unref deadlocks...

DEBIAN-CVE-2024-43863

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a deadlock in dma buf fence polling Introduce a version of the fence ops that on release doesn't remove the fence from the pending list, and thus doesn't require a lock to fix poll-fence wait-fence unref deadlocks...

CVE-2024-43863

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a deadlock in dma buf fence polling Introduce a version of the fence ops that on release doesn't remove the fence from the pending list, and thus doesn't require a lock to fix poll-fence wait-fence unref deadlocks...

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 the drm/vmwgfx component removing the RCU lock in user resources...

CVE-2024-43863

The CVE CVE-2024-43863 affects the Linux kernel’s DRM vmwgfx driver, fixing a deadlock in dma-buf fence polling. The issue arose when the fence ops release path removed the fence from the pending list, requiring a lock to fix a poll→fence wait→fence unref deadlock. vmwgfx overwrote the wait callb...

CVE-2024-43863

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a deadlock in dma buf fence polling Introduce a version of the fence ops that on release doesn't remove the fence from the pending list, and thus doesn't require a lock to fix poll-fence wait-fence unref deadlocks...

CVE-2024-43863 drm/vmwgfx: Fix a deadlock in dma buf fence polling

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a deadlock in dma buf fence polling Introduce a version of the fence ops that on release doesn't remove the fence from the pending list, and thus doesn't require a lock to fix poll-fence wait-fence unref deadlocks...

CVE-2024-43863 drm/vmwgfx: Fix a deadlock in dma buf fence polling

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a deadlock in dma buf fence polling Introduce a version of the fence ops that on release doesn't remove the fence from the pending list, and thus doesn't require a lock to fix poll-fence wait-fence unref deadlocks...

CVE-2024-43863 drm/vmwgfx: Fix a deadlock in dma buf fence polling

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a deadlock in dma buf fence polling Introduce a version of the fence ops that on release doesn't remove the fence from the pending list, and thus doesn't require a lock to fix poll-fence wait-fence unref deadlocks...

kernel: drm/vmwgfx: Create debugfs ttm_resource_manager entry only if needed

A flaw was found in the vmwgfx module in the Linux kernel. Trying to read the /sys/kernel/debug/dri/0/mobttm file when the ttmresourcemanager is not allocated will cause a crash, resulting in a denial of service...

kernel: drm/vmwgfx: fix a memleak in vmw_gmrid_man_get_node

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: fix a memleak in vmwgmridmangetnode The Linux kernel CVE team has assigned CVE-2023-52662 to this issue. Upstream advisory: https://lore.kernel.org/linux-cve-announce/2024051740-CVE-2023-52662-1536@gregkh/T...

kernel: drm/vmwgfx: Fix the lifetime of the bo cursor memory

A vulnerability was found in the drm/vmwgfx driver in the Linux kernel, concerning the lifetime management of the buffer object BO cursor memory. This issue occurs due to improper handling of the cursor memory's lifecycle, which could lead to use-after-free errors or crashes...