Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdkfd: Fixed a memory leak in the createprocess failure scenario. Fixed a memory leak caused by a leaked mmget reference in a error handling code path, which occurs when attempting to create KFD processes while a GPU rese...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/tilcdc: Fixed the cleanup actions in case of a failed probe. The drmkmshelperpollfini and drmatomichelpershutdown helpers should only be called when the device has been successfully registered. Currently, these functions a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915/bios: fixed a memory leak in generatelfpdataptrs When size != 0 || ptrs-lvdsentries != 3, the program attempts to use free on ptrs. However, ptrs is not created by calling kzmalloc; instead, it is obtained through a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/gud: Fixed UBSAN warnings UBSAN reported an invalid value for the bool type: 101.165172 drm Initialized gud 1.0.0 20200422 for 2-3.2:1.0 on minor 1 101.213360 gud 2-3.2:1.0: drm fb1: guddrmfb frame buffer device 101.213426...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: dsi: Store driver data before invoking mipidsihostregister The call to mipidsihostregister triggers a callback to mtkdsibind, which uses devgetdrvdata to retrieve the mtkdsi struct. Therefore, this structure must be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: If the queue update fails, do not reserve bo. The error handling path should unreserve bo and then return a failure message. Cherry-picked from the commit c24afed7de9ecce341825d8ab55a43a254348b33...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed the null check on pipectx-planestate in updatedchubpdpp. This issue is similar to commit 6a057072ddd1 “drm/amd/display: Fixed a null pointer dereference on dcn20updatedchubpdpp. It involves the same functio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed the logic for disabling/enabling FIFO. Why When switching to another HDMI mode, we inevitably disable/enable the FIFO, causing both HPO and DIG registers to be set at the same time—when only HPO is supposed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Fixed the issue where the dmabuf was not unpinned in the error-prone preparefb function. Corrected the error handling in preparefb to prevent resource leaks when an error occurs...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Errors in error pointers were fixed in dpuplanevirtualatomiccheck. The function dpuplanevirtualatomiccheck was referencing pointers returned by drmatomicgetplanestate, without checking for errors. This could lead to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed a debugfs null pointer error WHY & HOW Check whether the getsubvpen callback exists before calling it...

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

In the Linux kernel, the following vulnerability has been resolved: drm/panel: fixed a possible null pointer dereferencing issue. In versatilepanelgetmodes, the return value of drmmodeduplicate is assigned to mode, which could lead to a NULL pointer dereferencing issue if drmModeduplicate fails. ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: mxsfb: Fix NULL pointer dereference mxsfb should never dereference a NULL pointer, as drmatomicgetnewbridgestate may return such a pointer. Instead, a fixed format should be used instead...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Cleaning up a dangling pointer on the bind error path The mtkdrmBind function may fail, in which case drmdevPut is called, destroying the drmdevice object. However, a pointer to that object was still being held by t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Check whether the transferred 2D BO is a shmem BO. The transferred 2D BO must always be a shmem BO. Add a check to prevent NULL dereferencing if the user space passes a VRAM BO...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Do not leak a resource on eviction error. For eviction errors other than -EMULTIHOP, we were leaking a resource. This issue has been fixed. v2: - Avoid using another “goto” statement. Andi Shyti...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/xe: Fixed the double-free bug in vmbindioctl If the argument check during an array bind fails, the bindops is freed twice. This issue is fixed by setting bindops to NULL after freeing it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Install a stub fence into potential unused fence pointers. When using cpu to update page tables, VM update fences are unused. Instead, install a stub fence into these fence pointers, rather than setting them to NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fixed NULL fb and crtc dereferences on USB disconnection. When the display disconnects, the function drmatomichelperdisableall is called, which sets both the fb and crtc for a plane to NULL before performing the commit...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: drm/meson: fixed the crash that occurs during shutdown when the component is not probed. When the main component is not probed—for example, when the dw-hdmi module is not yet loaded or in a probe defer state—the following crash...