CVE-2022-50657

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: add missing memcpy in kasan_init Hi Atish, It seems that the panic is due to the missing memcpy during kasan_init. Could you please check whether this patch is helpful? When doing kasan_populate, the new allocated base_pud/base_p4d should contain kasan_early_shadow_{pud, p4d}'s content. Add the missing memcpy to avoid page fault when read/write kasan shadow region. Tested on: - qemu with sv57 and CONFIG_KASAN on. - qemu with sv48 and CONFIG_KASAN on.

The following products are affected by CVE-2022-50657 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2022-50657.

URL	Resource
https://git.kernel.org/stable/c/9f2ac64d6ca60db99132e08628ac2899f956a0ec
https://git.kernel.org/stable/c/ff0f6becf3a6f817838b6f80a2c9cca43dce0576
https://lore.kernel.org/linux-cve-announce/2025120941-CVE-2022-50657-6582@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2022-50657
https://www.cve.org/CVERecord?id=CVE-2022-50657