CVE-2019-19815

kernel: NULL pointer dereference in f2fs_recover_fsync_data in fs/f2fs/recovery.c

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · December 17, 2019

Updated · June 28, 2026

Description

A NULL pointer dereference flaw was found in F2FS_P_SB in fs/f2fs/f2fs.h in the F2FS filesystem exploiting the NAND flash memory-based storage device. This flaw allows an attacker to crash the system or leak internal kernel information.

Statement

There was no shipped kernel version were seen affected with this problem. These files are not built in our source code.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference