CVE-2019-19447

CVE Details

Release Date:

2019-12-08

Description

In the Linux kernel 5.0.21, mounting a crafted ext4 filesystem image, performing some operations, and unmounting can lead to a use-after-free in ext4_put_super in fs/ext4/super.c, related to dump_orphan_list in fs/ext4/super.c.

See more information about CVE-2019-19447 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	7.8	Base Metrics:	AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Access Vector:	Local network	Attack Complexity:	Low
Privileges Required:	None	User Interaction:	Required
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	High	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2021-9002	2021-01-07
Oracle Linux version 7 (kernel)	ELSA-2020-4060	2020-10-06
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5804	2020-08-10
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9002	2021-01-07
Oracle Linux version 8 (kernel)	ELSA-2020-4431	2020-11-10
Oracle VM version 3.4 (kernel-uek)	OVMSA-2021-0001	2021-01-07

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team