CVE-2022-49210

In the Linux kernel, the following vulnerability has been resolved: MIPS: pgalloc: fix memory leak caused by pgdfree pgd page is freed by generic implementation pgdfree since commit f9cb654cb550 "asm-generic: pgalloc: provide generic pgdfree", however, there are scenarios that the system uses mor...

CVE-2022-49210

The CVE-2022-49210 issue is a Linux-kernel memory-leak in the MIPS pgalloc path. The generic pgd_free() freed only one pgd page, but on 64‑bit systems with PAGE_SIZE_4KB and without MIPS_VA_BITS_48 the PGD_TABLE spans two pages; this mismatch leaks memory. MemFree behavior can reveal the leak. Ro...