CVE-2019-18814

critical

Description

An issue was discovered in the Linux kernel through 5.3.9. There is a use-after-free when aa_label_parse() fails in aa_audit_rule_init() in security/apparmor/audit.c.

References

https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html

https://lore.kernel.org/patchwork/patch/1142523/

https://security.netapp.com/advisory/ntap-20191205-0001/

https://support.f5.com/csp/article/K21561554?utm_source=f5support&utm_medium=RSS

Details

Source: MITRE

Published: 2019-11-07

Updated: 2020-08-12

Type: CWE-416

Risk Information

CVSS v2

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 9.8

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

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL