SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-19815

In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can cause a NULL pointer dereference in f2fs_recover_fsync_data in fs/f2fs/recovery.c.

MEDIUM 5.5EPSS 2.10%

Does this matter?

Lower severity and a low EPSS score (2.10%). Track it; it rarely justifies an emergency change on its own.

Description

In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can cause a NULL pointer dereference in f2fs_recover_fsync_data in fs/f2fs/recovery.c. This is related to F2FS_P_SB in fs/f2fs/f2fs.h.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
2.10% probability · 81th percentile
CISA KEV
Not listed
Weakness
CWE-476
Affected
linux/linux kernel
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.