Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The dcn301calculatewmanddlg function for the FPU has been modified. The logic for dcn30 has been mirrored. This fix may result in a number of WARN messages and some kernel panics...

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 – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: The check for tiling flags during virtual display handling was bypassed. vkms utilizes the common amdgpu framebuffer creation mechanism. Additionally, since vkms does not support FB modifiers, there is no need to chec...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: fixed the issue with the lifetime of the aux-bus EP device. Device-managed resources allocated after the component binding process must be tied to the lifetime of the DRM device. Otherwise, these resources may not be...

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: Added sanity checks for drmedidraw. When EDID is retrieved via drmedidraw, it does not guarantee that the caller’s desired EDID bytes will be returned. It may either return NULL leading to an error, or return byt...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iommu/arm-smmu-qcom: Added SM6115 MDSS compatibility. Added SM6115 MDSS compatibility to the list of compatible devices, as it also requires that workaround. Without this workaround, for example, the QRB4210 RB2, which is base...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/msm/dp: fixed memory corruption due to too many bridges. Added a missing sanity check on the bridge counter to prevent corruption of data beyond the fixed-sized bridge array, in case there are more than eight bridges...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The function dcstreamrelease is called when removing the link enc assignment. Why A porting error caused the stream assignment for the link to be retained instead of being released—resulting in a memory leak. How...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: Avoid clearing hardware interrupts if hwintr is null during drm uninit. If the edp modeset init fails due to the panel not being ready, and the probe is deferred during drm bind, avoid clearing IRQs and...

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/amd/display: Fixed an array-index-out-of-bounds issue in dcn35clkmgr. Why There is a potential memory access violation during the iteration of the dcn35 clks array. How The iteration rate per array size has been limited...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null checks for adev-dm.dc in amdgpudmfini have been fixed. Since adev-dm.dc in amdgpudmfini might turn out to be NULL before the call to dcenabledmubnotifications, a check is performed beforehand to ensure that...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pmdomain: imx8mp-blk-ctrl: imx8mpblk: Add fdcc clock to hdmimix domain According to the i.MX8MP RM and HDMI specifications, the fdcc clock is part of the HDMI RX verification IP. This clock should not be enabled for HDMI TX...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed overlapping copies within dmlcoremodeprogramming REASON &modelib-mp.Watermark and &locals-Watermark are the same address. Using memcpy may lead to unexpected behavior. SOLUTION memmove should be used instea...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In video/aperture, it is now possible to match the device in sysfbdisable optionally. In apertureremoveconflictingpcidevices, we currently only call sysfbdisable for VGA-class devices. This leads to the following issue when the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: add a check for dpuplaneatomicprintstate to ensure valid sspp. Similar to the rpipe sspp protection, a check is added to prevent printing of the pipe’s state when it is dumped without a corresponding atomiccheck. Thi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915/bios: Allowing devdata==NULL in intelbiosencodersupportsdpdualmode. If we don’t have a VBT, or if the VBT did not declare the encoder, we won’t have the “devdata” for that encoder. Instead of throwing an error, we should...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: added atomiccheck to bridge ops In the DRM committails function, if both conditions for disabling the downstream crtc/encoder/bridge are required, and crtc-active is set before pushing a new frame downstream, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The value of UnboundedRequestEnabled was checked. The UnboundedRequestEnabled parameter in CalculateSwathAndDETConfigurationparamsst is a pointer i.e., dmlboolt UnboundedRequestEnabled. Therefore, if...