Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fixed an access race in the gpu recovery process. A potential UAF Uninitialized Address Fault during GPU recovery was avoided due to a race between the sched timeout callback and the tdr work queue. The gpu recovery...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fixed a potential ttm-sg memory leak. Memory is allocated for ttm-sg by kmalloc in kfdmemdmamapuserptr, but it is not freed by kfree in kfdmemdmaunmapuserptr. Free it!...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: The platformgetirqbyname function returns an integer. If an error occurs, platformgetirqbyname will return a negative value. Therefore, this value should be checked instead of being passed directly into...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fixed a use-after-free in r535gsprpcpush. The RPC container is released after being passed to r535gsprpcsend. When sending the initial fragment of a large RPC and passing the caller’s RPC container, the container wil...

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/msm/a6xx: move preemptpreparepostamble after error check The call to preemptpreparepostamble is moved after verifying that preemptpostambleptr is valid. If preemptpostambleptr is NULL, dereferencing it in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/ttm: Added a check to avoid dereferencing of a null pointer during swapping. The check is as follows: 90.002283 General protection fault, likely for non-canonical addresses. Address 0xdffffc0000000000: 0000 1 PREEMPT SMP...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/fence: Fixed an oops due to incorrect drmsched init/fini calls. Currently, amdgpu calls drmschedfini from the fence driver’s fini routine. Such a call is expected to occur only after the respective init function,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/nouveau: Avoid a use-after-free when BO init fails nouveauboinit is backed by ttmboinit and passes its return value back to the caller. In case of failures, ttmboinit invokes the provided destructor, which should...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: fixed out-of-bounds access to the mmhub client ID. Properly handled cid 0x140...

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/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

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/ttm: Fixed a situation where a NULL pointer was dereferenced. The LRU mechanism may look up a resource during the process of removing it from an object. The locking rules for this operation are somewhat unclear, but it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/xe/tracing: Fixed a potential UAF Uninitialized Address Fault in TPPrintk. The commit afd2627f727b “tracing: Check “%s” for dereference via the field, not via the TPPrintk format” exposes potential UAFs in the xeboMove tra...

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: soc: qcom: pmicglinkaltmode: fix drmbridge use-after-free A recent DRM series that claimed to simplify support for “transparent bridges” and handling of probe deferments ironically exposed a use-after-free issue in the...

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...

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

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Initialization of ddpcomp using devmkcalloc In the case where connroutes is true, an additional slot is allocated in the ddpcomp array. However, the mtkdrmcrtccreate function never seems to initialize this slot duri...