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 – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Ensure that the index calculations will never cause an overflow. WHY & HOW Ensure that the calculations of vmid0p72idx, vnom0p8idx, and vmax0p9idx will never cause an overflow or exceed the array size. This fi...

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 pointer checking is performed before dereferencing se. WHAT & HOW The variable se is previously checked for being a null pointer in the same function. This means it might be null; therefore, it must be check...

Astra Linux – Vulnerability in xorg-server

A heap buffer overflow flaw was discovered in the DisableDevice function of the X.Org server. This issue may cause an application to crash, or in some cases, lead to remote code execution in SSH X11 forwarding environments...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: Resources are freed after they are unregistered. The unbind operation of the DP component iterates through the submodules to unregister them and clean up the situation. However, if the unbind occurs because the DP...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/display/dpmst: Added protection against 0 vcpi When releasing a timeslot, there is a slight chance that we might end up with the wrong payload mask due to an overflow. This occurs if the delayeddestroywork function is called...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Avoid NULL dereferencing in msmdispstateprint regs. If the allocation in msmdispstatedump regs fails, block-state can become NULL. The msmdispstateprint regs function includes code to handle this situation: c if reg...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbdev: In of: displaytiming, there is a fix for the refcount leak in ofgetdisplaytimings. The function ofparsephandle returns a devicenode with the refcount incremented. This value is stored in ‘entry’ and then copied to...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/i915: A possible refcount leak has been fixed in inteldpaddmstconnector. If drmconnectorinit fails, intelconnectorfree will be called to handle proper freeing of resources. Therefore, it is necessary to decrement the refcount...

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 – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Atom Integrated System Info v22 for DCN35 A new request from KMD/VBIOS is to support a new UMA carveout model. This resolves a null dereference issue when accessing Ctx-dcbios-integratedinfo, as this variable...

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 in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: fixed integer types and null check locations Reason: Issues fixed: - Comparison with a wider integer type in the loop condition, which could lead to infinite loops. - Dereferencing a pointer before performing ...

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 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 found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A null pointer check was added in modhdcphdcp1createsession. The function modhdcphdcp1createsession calls the function getfirstactivedisplay, but does not check its return value. The return value is a null pointe...

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 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: Cache streams targeting the link when performing LT automation. REASON The last LT automation update may cause a crash by referencing currentstate and calling dcupdateplanesandstream, which might corrupt...

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...