CVE-2025-38319

Summary

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/pp: Fix potential NULL pointer dereference in atomctrl_initialize_mc_reg_table

The function atomctrl_initialize_mc_reg_table() and atomctrl_initialize_mc_reg_table_v2_2() does not check the return value of smu_atom_get_data_table(). If smu_atom_get_data_table() fails to retrieve vram_info, it returns NULL which is later dereferenced.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxb3892e2bb519fe18225d0628f0dd255761f16502 < 85cdcb834fb490731ff2d123f87ca799c57dacf2affected
LinuxLinuxb3892e2bb519fe18225d0628f0dd255761f16502 < 7080c20a9139842033ed4af604dc1fa4028593adaffected
LinuxLinuxb3892e2bb519fe18225d0628f0dd255761f16502 < cdf7e1ff99ab06ef15d0b5d1aca5258a4fb62b85affected
LinuxLinuxb3892e2bb519fe18225d0628f0dd255761f16502 < 64f3acc8c7e6809631457b75638601b36dea3129affected
LinuxLinuxb3892e2bb519fe18225d0628f0dd255761f16502 < a4ff7391c8b75b1541900bd9d0c238e558c11fb3affected
LinuxLinuxb3892e2bb519fe18225d0628f0dd255761f16502 < 820116a39f96bdc7d426c33a804b52f53700a919affected
LinuxLinux4.18affected
LinuxLinux0 < 4.18unaffected
LinuxLinux5.15.186 <= 5.15.*unaffected
LinuxLinux6.1.142 <= 6.1.*unaffected
LinuxLinux6.6.94 <= 6.6.*unaffected
LinuxLinux6.12.34 <= 6.12.*unaffected
LinuxLinux6.15.3 <= 6.15.*unaffected
LinuxLinux6.16 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

References