4.6
CVSSv2

CVE-2018-20976

Published: 19/08/2019 Updated: 07/11/2023
CVSS v2 Base Score: 4.6 | Impact Score: 6.4 | Exploitability Score: 3.9
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 410
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

An issue exists in fs/xfs/xfs_super.c in the Linux kernel prior to 4.18. A use after free exists, related to xfs_fs_fill_super failure.

Vulnerability Trend

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linux linux kernel

Vendor Advisories

Synopsis Important: kernel security and enhancement update Type/Severity Security Advisory: Important Topic An update for kernel is now available for Red Hat Enterprise Linux 72 Advanced Update SupportRed Hat Product Security has rated this update as having a security impact of Important A Common Vulnera ...
Synopsis Important: kernel security and enhancement update Type/Severity Security Advisory: Important Topic An update for kernel is now available for Red Hat Enterprise Linux 73 Advanced Update Support, Red Hat Enterprise Linux 73 Telco Extended Update Support, and Red Hat Enterprise Linux 73 Update Serv ...
Synopsis Important: kernel security, bug fix, and enhancement update Type/Severity Security Advisory: Important Topic An update for kernel is now available for Red Hat Enterprise Linux 74 Advanced Update Support, Red Hat Enterprise Linux 74 Telco Extended Update Support, and Red Hat Enterprise Linux 74 U ...
Synopsis Important: kernel-rt security and bug fix update Type/Severity Security Advisory: Important Topic An update for kernel-rt is now available for Red Hat Enterprise MRG 2Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (CVS ...
Synopsis Important: kernel security, bug fix, and enhancement update Type/Severity Security Advisory: Important Topic An update for kernel is now available for Red Hat Enterprise Linux 75 Extended Update SupportRed Hat Product Security has rated this update as having a security impact of Important A Comm ...