Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from a failure of the drm/amd/display module to check if a stream is NULL before comparing streams, which could resul...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an index out-of-bounds issue in the DCN30 degamma hardware format conversion of the drm/amd/display module...

CVE-2024-49922: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointers before using them WHAT & HOW These pointers are null checked previously in the same function, indicating they might be null as reported by Coverity. As a result, they need to be checked when...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from multiple unchecked uses of the null pointer in the drm/amd/display component...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel, which stems from an issue with the DML2 policy update for the drm/amd/display module...

CVE-2024-49895: Improper Validation of Array Index

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix index out of bounds in DCN30 degamma hardware format translation This commit addresses a potential index out of bounds issue in the cm3helpertranslatecurvetodegammahwformat function in the DCN30 color...

CVE-2024-49906: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointer before try to access it why & how Change the order of the pipectx-planestate check to ensure that planestate is not null before accessing it...

CVE-2024-49907: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointers before using dc-clkmgr WHY & HOW dc-clkmgr is null checked previously in the same function, indicating it might be null. Passing "dc" to "dc-hwss.applyidlepoweroptimizations", which dereferenc...

CVE-2024-47720: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add null check for setoutputgamma in dcn30setoutputtransferfunc This commit adds a null check for the setoutputgamma function pointer in the dcn30setoutputtransferfunc function. Previously, setoutputgamma was bei...

CVE-2024-49923: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Pass non-null to dcn20validateapplypipesplitflags WHAT & HOW "dcn20validateapplypipesplitflags" dereferences merge, and thus it cannot be a null pointer. Let's pass a valid pointer to avoid null dereference. This...

CVE-2024-49913: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add null check for toppipetoprogram in commitplanesforstream This commit addresses a null pointer dereference issue in the commitplanesforstream function at line 4140. The issue could occur when toppipetoprogram ...

CVE-2024-50003: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix system hang while resume with TBT monitor Why Connected with a Thunderbolt monitor and do the suspend and the system may hang while resume. The TBT monitor HPD will be triggered during the resume procedure an...

CVE-2024-50004: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: update DML2 policy EnhancedPrefetchScheduleAccelerationFinal DCN35 WHY & HOW Mismatch in DCN35 DML2 cause bw validation failed to acquire unexpected DPP pipe to cause grey screen and system hang. Remove...

CVE-2024-49908: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add null check for 'afb' in amdgpudmupdatecursor v2 This commit adds a null check for the 'afb' variable in the amdgpudmupdatecursor function. Previously, 'afb' was assumed to be null at line 8388, but was used...

CVE-2024-49897: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check phantomstream before it is used dcn32enablephantomstream can return null, so returned value must be checked before used. This fixes 1 NULLRETURNS issue reported by Coverity...

CVE-2024-49921: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointers before used WHAT & HOW Poniters, such as dc-clkmgr, are null checked previously in the same function, so Coverity warns "implies that "dc-clkmgr" might be null". As a result, these pointers ne...

CVE-2024-49972: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Deallocate DML memory if allocation fails Why When DC state create DML memory allocation fails, memory is not deallocated subsequently, resulting in uninitialized structure that is not NULL. How Deallocate memory...

CVE-2024-49971: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Increase array size of dummyboolean WHY dml2coresharedmodesupport and dmlcoremodesupport access the third element of dummyboolean, i.e. hwdebug5 = &s-dummyboolean2, when dummyboolean has size of 2. Any assignment...

PT-2024-33889

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.58 Description: A null pointer dereference issue has been resolved in the Linux kernel. The issue occurred in the drm/amd/display function, where a null check was previously performed, indicating that the...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from improper access checking of null pointers in the drm/amd/display component...