Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: clk: qcom: clk-rcg2: Update the logic to calculate the D value for RCG. The display pixel clock has a requirement on certain newer platforms to support M/N as 2/3, and the final D value calculated results in underflow errors. As...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null pointers are checked before using dc-clkmgr. WHY & HOW dc-clkmgr is already checked for null values in the same function; this indicates that it may be null. The value “dc” is passed to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Invalid parameter check in dpusetupdspppcc The function performs a check on the “ctx” input parameter, however, it is used before the check. The “base” variable is initialized after the sanity check to avoid a possib...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dsi: Invalid parameter check in msmdsiPhyEnable The function performs a check on the “phy” input parameter, however, it is used before the check. The “dev” variable is initialized after the sanity check to avoid a possibl...

Astra Linux – Vulnerability in Chromium

The incorrect security UI in the Browser UI of Google Chrome prior to version 97.0.4692.71 allowed a remote attacker to display a missing URL or an incorrect URL through a crafted URL...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fixed an out-of-bounds shift in CalculateVMAndRowBytes. REASON When PTEBufferSizeInRequests is zero, UBSAN reports the following warning because dmllog2 returns an unexpected negative value: The shift exponent...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Clear the optc underflow before turning off the ODM clock. Why After the ODM clock is turned off, the optc underflow bit remains there indefinitely, and clearing it doesn’t work. We need to clear that bit before...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Avoid NULL pointer dereferencing in v3djobupdatestats The following kernel error was recently reported by Mesa CI: 800.139824 Unable to handle NULL pointer dereferencing at virtual address 0000000000000588 800.148619...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: drm/msm/hdmi: 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: Wake DMCUB before sending a command Why We can get hung up while trying to send commands when the DMCUB is not powered on. How For functions that execute within a DC context or DC lock, we can wrap the direct cal...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A fix was made to prevent division by zero in the setupdscconfig function. When sliceheight is 0, dividing by sliceheight in the calculation of the number of slices can lead to a division by zero, causing the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed by adding FPU protection for dcn30internalvalidatebw Reason A general protection fault was observed when the WebGL Aquarium was run for a longer duration. If the DRM debug logs were enabled and set to 0x1f,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Check null-initialized variables WHAT & HOW drrtiming and subvppipe are initialized to null, and they are not always assigned new values. It is necessary to check for null before dereferencing these variables...

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/nouveau/dispnv04: fixed a null pointer dereferencing in nv17tvgetldmodes. In nv17tvgetldmodes, the return value of drmmodeduplicate is assigned to mode. This could lead to a NULL pointer dereferencing in case of a failure of...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: fixed a double-free issue during the unloading of the amdgpu module Flexible endpoints use DIGs from available inflexible endpoints; therefore, only the encoders of inflexible links need to be freed. Otherwise...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check the streams before comparing them. WHAT & HOW amdgpudm can pass a null stream to dcisstreamunchanged. It is necessary to check for a null value before dereferencing these streams. This fix addresses a...

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/amd/display: Check NULL before accessing WHAT IGT kmscursorlegacy’s long-nonblocking-modeset-vs-cursor-atomic fails with a NULL pointer dereference. This issue can be reproduced when both an eDP panel and a DP monitor are...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Check whether hwpp is valid in dpuencoderhelperphyscleanup. The commit 8b45a26f2ba9 “drm/msm/dpu: Reserve CDM blocks for writeback in case of YUV output” introduced a warning about another conditional block in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Do not treat wbconnector as a physical device in createvalidatestreamforsink. Do not attempt to operate on drmwbconnector as an amdgpudmconnector. While dereferencing connector-base may “work”, it is incorrect an...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Check BIOS images before they are used. BIOS images may fail to load, and null checks are added before they are used. This fix addresses 6 NULLRETURNS issues reported by Coverity...