Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm: Property blob allocations to memcg The DRMIOCTLMODECREATEPROPBLOB function allows userspace to allocate property blobs of arbitrary size, which are backed by kernel memory. Currently, the blob data allocation is not accounte...

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...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: drm: bridge/panel: The cleanup of the connector occurs 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 cal...

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 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Fixed a null pointer crash in mtkdrmcrtcfinishpageflip. It is possible that mtkcrtc-event is NULL in mtkdrmcrtcfinishpageflip. The pendingneedsvblank value is set by mtkcrtc-event, but in mtkdrmcrtcatomicFlush, it...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Do not leak a resource on an eviction error. For eviction errors other than -EMULTIHOP, we were leaking a resource. This issue has been fixed. Version 2: Avoid using goto again. By Andi Shyti...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm: fixed NULL dereferencing when uninstalling an interrupt. In cases of early initialization errors, and on platforms that do not use the DPU controller, the deinitialization code can be called with the kms pointer set to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

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 in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed a potential null dereference in dmresume Why Fixed the match error: The dmresume error: We previously assumed that ‘aconnector-dclink’ could be null. How Checked whether dclink is null at the beginning of t...

Astra Linux – Vulnerability in Linux 5.10, Linux, 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/amdgpu: validate the virtual address and size of the userq buffer. It is necessary to validate the virtual address of the userq object to determine whether it is resident in a valid vm mapping...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fixed a memory leak in vmwmksstataddioctl If the copy of the description string from user space fails, then the page containing the instance descriptor does not get freed before returning -EFAULT, resulting in a memor...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/meson: Remove DRM bridges when binding the aggregate driver The DRM bridges added by mesonencoderhdmiinit and mesonencodercvbsinit were not manually removed during module unloading, which caused dangling references to free...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Fixed a refcount underflow in intelengineparkheartbeat. A use-after-free or refcount underflow may occur when the heartbeat worker and intelengineparkheartbeat race to release the same engine-heartbeat.systole reques...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/radeon: fixed the UBSAN warning in kvdpm.c Added a bounds check for sumovidmappingentry...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: drm/sched: Avoid data corruption. Wait for all dependencies of a task to complete before terminating it, to prevent data corruption...

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/arm/malidp: fixed a possible null pointer dereferencing issue. In malidpmwconnectorreset, new memory is allocated using kzalloc, but no checks are performed. To prevent null pointer dereferencings, ensure that mwstate is...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fixed an issue where the BIOS boundary checking was off by one. Bounds checking during the parsing of init scripts embedded in the BIOS prevents access to the last byte. This causes driver initialization to fail on...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/i915/dpt: Makes the DPT object unshrinkable. In some scenarios, the DPT object is shrunk, but the actual framebuffer does not undergo any shrinkage. As a result, the DPT object remains in the DPT’s vm-boundlist. Then, an...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Fixed the UAF issue related to GEM handle creation. The user space may attempt to guess the handle value and race the GEM object creation with the handle being closed. This can lead to a use-after-free scenario if we...