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 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A null check has been added for the function pointer in dcn32setoutputtransferfunc. This commit adds a null check for the setoutputgamma function pointer in the dcn32setoutputtransferfunc function. Previously,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null checks for the ‘stream’ and ‘plane’ variables were added before dereferencing them. This commit adds null checks for the ‘stream’ and ‘plane’ variables in the dcn30applyidlepoweroptimizations function. These...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check numvalidsets before accessing readerwmsets. WHY & HOW numvalidsets needs to be checked to avoid a negative index when accessing readerwmsetsnumvalidsets - 1. This fix addresses an OVERLOAD issue reported by...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added a null check for the ‘afb’ variable in the amdgpudmplanehandlecursorupdate function v2. This commit incorporates a null check for the ‘afb’ variable within the amdgpudmplanehandlecursorupdate function...

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 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 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 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Implement bounds check for stream encoder creation in DCN301 The “streamenc regs” array is an array of dcn10streamencregisters structures. The array is initialized with four elements, corresponding to the four...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Do not free the IRQ if it was not requested. Since the msmdrmuninit function is called from the msmdrminit error path, additional care is necessary to avoid calling freeirq for the IRQ that was not requested. This issue...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/panel/panel-sitronix-st7701: Remove the panel when DSI attachment fails. In the event that mipidsiattach fails, call drmpanelremove to avoid a memory leak...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A NULL check was added for the “timing generator” in dcn21setpipe. In the line of u32 otginst = pipectx-streamres.tg-inst;, if pipectx-streamres.tg can be NULL, it relies on the caller to ensure that tg is not NU...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/ast: Fixed soft lockup issues. There is a while-loop in astdpsetonoff, which could lead to an infinite loop. This is because the register VGACRI-Dx checked in this API is actually a scratch register controlled by an MCU named...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Fixed MST Null Ptr for RV The change attempts to fix the following error specific to the RV platform: BUG: Kernel NULL pointer dereference, address: 0000000000000008 PGD 0 P4D 0 Oops: 0000 1 PREEMPT SMP NOPTI...

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 in Qemu

A out-of-bounds read flaw was discovered in the QXL display device emulation in QEMU. The qxlphys2virt function does not check the size of the structure pointed to by the guest physical address, potentially allowing it to read beyond the bounds of the bar space onto adjacent pages. A malicious...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in the QXL display device emulation in QEMU. An integer overflow in the cursoralloc function can lead to the allocation of a small cursor object, followed by a subsequent heap-based buffer overflow. This flaw allows a malicious privileged guest user to crash the QEMU process...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fixed a memory leak when using debugfslookup. When calling debugfslookup, the result must have dput called upon it; otherwise, memory will leak over time. This issue was addressed by properly calling dput...