NetSight
medium5.5

CVE-2024-49907

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointers before using dc->clk_mgr [WHY & HOW] dc->clk_mgr is nu…

Impact

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointers before using dc->clk_mgr [WHY & HOW] dc->clk_mgr is null checked previously in the same function, indicating it might be null. Passing "dc" to "dc->hwss.apply_idle_power_optimizations", which dereferences null "dc->clk_mgr". (The function pointer resolves to "dcn35_apply_idle_power_optimizations".) This fixes 1 FORWARD_NULL issue reported by Coverity.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
before 5.10.227
from 5.11 before 5.15.168
from 5.16 before 6.1.113
from 6.2 before 6.6.55
from 6.7 before 6.10.14
from 6.11 before 6.11.3

Weakness classification

References