Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915/ttm: Do not leak the ccs state. The kernel only manages the ccs state using lmem-only objects. However, the kernel should still take care to prevent leaking the CCS state from the previous user. Cherished from commit...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: check the return value after calling platformgetresourcebyname. If platformgetresourcebyname returns NULL, it may lead to a null-ptr-deref issue. Therefore, we need to check the return value. Patchwork:...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: drm: bridge/panel: Cleans up the connector when the bridge is detached If we do not call drmconnectorcleanup manually in panelbridgedetach, the connector will be cleaned up along with other DRM objects during the call to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fixed a race condition when gathering fdinfo group samples The commit e16635d88fa0 "drm/panthor: add DRM fdinfo support" failed to protect access to groups using an xarray lock, which could lead to use-after-free...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: fix bridge lifetime Device-managed resources allocated after component binding must be tied to the lifetime of the DRM device. Otherwise, these resources may not be released when binding the DRM device is deferred. Th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Disable coherent dumb buffers without 3D. Coherent surfaces make sense only if the host renders to them using accelerated APIs. Without 3D, all the content in dumb buffers remains on the guest, making all the addition...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: vop: fixed a possible null-ptr-deref in vopbind. This issue could lead to a null-ptr-deref in resourcesize if platformgetresource returns NULL. Moving the call to resourcesize after devmioremapresource and checking...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe: always keep track of remap prev/next During 3D workloads, users are reporting encountering the following issues: 413.361679 WARNING: drivers/gpu/drm/xe/xevm.c:1217 at vmBindIoctlOpsUnwind+0x1e2/0x2e0 xe, CPU7:...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdkfd: Fixed a race condition involving the unreferencing of the vram buffer in the svm code. The unreferencing of prange-svmbo can occur both in the mmu callback and in a callback after migrating to system RAM. Both are...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/omap: fixed the NULL but dereferenced coccicheck error. Fixed the following coccicheck warning: ./drivers/gpu/drm/omapdrm/omapoverlay.c:89:22-25: ERROR: rovl is NULL, but it was dereferenced. The correct value should be ovl-i...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: drm/msm/mdp5: The return error code in mdp5piperelease occurs when a deadlock is detected. mdp5getglobalstate runs the risk of encountering an -EDEADLK error when acquiring the modeset lock. Currently, mdp5piperelease does not...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/xe: Do not allow eviction of BOs within the same VM in an array of VM binds An array of VM binds may potentially evict other buffer objects BOs within the same VM under certain conditions, which could lead to NULL pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Do not overwrite the KMS surface dirty tracker. We were overwriting the surface’s dirty tracker, which caused a memory leak...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp4: Fixed a refcount leak in mdp4modesetinitintf. In the function ofgraphgetremotenode, the remote device node pointer is returned with the refcount incremented. We should use ofnodeput on it when it is no longer needed...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: drm/meson: Fixed refcount bugs in mesonvpuhasavailableconnectors In this function, there are two refcount leak bugs: 1 When breaking out of foreachendpointofnode, we need to call ofnodeput for the ‘ep’; 2 We should call...

Astra Linux – Vulnerability in Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/bridge: sii902x: Fixed the probing race issue A null pointer dereference crash has been observed rarely on TI platforms using the sii9022 bridge: 53.271356 sii902xgetedid+0x34/0x70 sii902x 53.276066...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: possible buffer overflow. The buffer ‘afmtstatus’, which is sized 6, could overflow, as the index ‘afmtidx’ is checked after access...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: Synchronize interrupts before suspending the GPU. The runtime PM suspend callback does not know whether the IRQ handler is in progress on a different CPU core and therefore does not wait for it to finish. Dependi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915: Fixed the system suspension without fbdev being initialized. If fbdev is not initialized for some reason—in practice on platforms without a display—suspending fbdev should be skipped during system suspension. This...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel before version 6.4.5, the file driver/gpu/drm/drmatomic.c contained a use-after-free during a race condition between a nonblocking atomic commit and a driver unloading process...