CVE-2021-47004

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid touching checkpointed data in getvictim In CP disabling mode, there are two issues when using LFS or SSR | ATSSR mode to select victim: 1. LFS is set to find source section during GC, the victim should have no...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid touching checkpointed data in getvictim In CP disabling mode, there are two issues when using LFS or SSR | ATSSR mode to select victim: 1. LFS is set to find source section during GC, the victim should have no...

CVE-2021-47004 f2fs: fix to avoid touching checkpointed data in get_victim()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid touching checkpointed data in getvictim In CP disabling mode, there are two issues when using LFS or SSR | ATSSR mode to select victim: 1. LFS is set to find source section during GC, the victim should have no...

CVE-2021-47004

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid touching checkpointed data in getvictim In CP disabling mode, there are two issues when using LFS or SSR | ATSSR mode to select victim: 1. LFS is set to find source section during GC, the victim should have no...

CVE-2021-47004

CVE-2021-47004 affects Linux kernel f2fs by fixing a get_victim() GC bug in CP-disabling mode. Two issues when using LFS or SSR/AT_SSR to pick a victim: (1) GC could choose a section with checkpointed data if only current-segment checks were performed; the fix adds section-level validation so a v...