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/amdgpu: Fixed a null pointer access when the smcrreg pointer is NULL. In certain types of chips, such as VEGA20, reading the amdgpu regssmc file can lead to a null pointer access when the smcrreg pointer is NULL. Here are the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fixed the calltrace warning in psphwfini. The call trace occurs when the amdgpu is removed after a mode1 reset. During a mode1 reset, from suspend to resume, there is no need to reinitialize the ta firmware buffer,...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Disable SDMA ECC IRQ only when SDMA RAS is enabled in suspend. sdmav40ip is shared on several Asics. However, in sdmav40hwfini, the driver unconditionally disables ECCIRQ, which is only enabled on those Asics that...

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/amdgpu: Fixed a possible NULL dereference in amdgpurasqueryerrorstatushelper. Returned an invalid error code -EINVAL for invalid block IDs. The following issues have also been fixed: drivers/gpu/drm/amd/amdgpu/amdgpuras.c:118...

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

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

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fixed a NULL pointer dereference in amdgpudmi2cxfer. When ddcserviceconstruct is called, it explicitly checks both the link type and whether there is anything on the link that would determine whether the pin is...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: amdgpu: validated offsetinbo of drmamdgpugemva This issue arises due to OOB access in amdgpuvmupdaterange when offsetinbo + mapsize causes an overflow. v2: retained the validations for amdgpuvmbomap v3: added the validations t...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: The issue of the refcount leak in the PCI device during amdgpuatrmgetbios has been fixed. According to the comments on pcigetclass, it returns a pcidevice with its refcount being incremented. Additionally, the refcoun...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu/powerplay/psm: A memory leak was fixed in the power state initialization process. The commit 902bc65de0b3 „drm/amdgpu/powerplay/psm: Return an error in power state init“ ensured that the power state initialization...

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

In the Linux kernel before version 6.4.12, amdgpucswaitallfences in drivers/gpu/drm/amd/amdgpu/amdgpucs.c contains a use-of-fence issue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed a use-after-free race condition in the VM acquire operation. The non-atomic assignment of vm-processinfo was replaced with cmpxchg, to prevent race conditions when parent/child processes that share a drmfile try...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu/gfx: Disable gfx9 cpeccerrorirq only when enabling legacy gfx ras. gfx9 cpeccerrorirq is only enabled when legacy gfx ras is asserted. Therefore, in gfxv90hwfini, the interrupt disabling for cpeccerrorirq should be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed additional out-of-bounds writes from debugfs. CVE-2021-42327 was fixed with the following commit: f23750b5b3d98653b31d4469592935ef6364ad67 Author: Thelford Williams Date: Wed Oct 13 16:04:13 2021 -0400 drm/amdgp...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu: fixed potential memory leaks. In the function amdgpugetxgmihive, when kobjectinitandadd fails, there is a potential memory leak if kobjectput is not called...

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/pm: fixed a double-free in sidpminit When the allocation of adev-pm.dpm.dynstate.vddcDependenceondispclk.entries fails, amdgpufreeextendedpowertable is called to free some fields of adev. However, when the control flow...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: fixed the gart.bo pincount leak. gmcv9,100gartdisable is not called when there’s no corresponding gartenable function in the SRIOV case. This will lead to a gart.bo pincount leak when the driver is unloaded...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: amdgpu/pm: prevented array underflow in vega20odneditdpmtable In the PPODEDITVDDCCURVE case, the “inputindex” variable is capped at 2, but its negative values are not checked, resulting in an out-of-bounds read. This value comes...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed a use-after-free issue. It seems that we forgot to set ttm-sg to NULL. This caused a panic. 1235.844104 General protection fault, likely for a non-canonical address 0x6b6b6b6b6b6b7b4b: 0000 1 SMP DEBUGPAGEALLOC...

kernel: drm/amdgpu: Fix fence put before wait in amdgpu_amdkfd_submit_ib

A flaw was found in the Linux kernel's AMD GPU amdgpu driver. An issue in the amdgpuamdkfdsubmitib function allows a local user to trigger a use-after-free vulnerability. This occurs because a fence reference is incorrectly released before waiting for job completion, potentially freeing the memor...