CVE-2021-47420: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix a potential ttm->sg memory leak Memory is allocated for ttm->sg by kmalloc in kfd_mem_dmamap_userptr, but isn't freed by kfree in kfd_mem_dmaunmap_userptr. Free it!

Affected products

• Linux Linux Kernel: from 5.14, before 5.14.12 (fixed in 5.14.12); version 5.15 only

Published 2024-05-21. Last modified 2026-06-17.