CVE-2026-43349: Use of Uninitialized Resource

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid uninit-value access in f2fssanitychecknodefooter syzbot reported a f2fs bug as below: BUG: KMSAN: uninit-value in f2fssanitychecknodefooter+0x374/0xa20 fs/f2fs/node.c:1520 f2fssanitychecknodefooter+0x374/0xa20...

CVE-2021-3506: Out-of-bounds Read

An out-of-bounds OOB memory access flaw was found in fs/f2fs/node.c in the f2fs module in the Linux kernel in versions before 5.12.0-rc4. A bounds check failure allows a local attacker to gain access to out-of-bounds memory leading to a system crash or a leak of internal kernel information. The...

CVE-2017-18249: Concurrent Execution using Shared Resource with Improper Synchronization

The addfreenid function in fs/f2fs/node.c in the Linux kernel before 4.12 does not properly track an allocated nid, which allows local users to cause a denial of service race condition or possibly have unspecified other impact via concurrent threads...