CVE-2021-3506EPSS p28.2%
CVE-2021-3506CVE-2021-3506
linux / linux_kernel
Description
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 highest threat from this vulnerability is to system availability.
Scoring
| CVSS | 7.1 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H |
| EPSS | 0.37% probability of exploitation · percentile 28.2% · 2026-10-05T12:00:23Z |
| Last modified | 2026-09-01 |