CVE-2018-20976
4.6 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 High
AI Score
Confidence
High
0.0005 Low
EPSS
Percentile
17.0%
An issue was discovered in fs/xfs/xfs_super.c in the Linux kernel before 4.18. A use after free exists, related to xfs_fs_fill_super failure.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| linux:linux_kernel | linux linux kernel | lt | 4.18 |
References
lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
access.redhat.com/errata/RHSA-2020:0178
access.redhat.com/errata/RHSA-2020:0543
access.redhat.com/errata/RHSA-2020:0592
access.redhat.com/errata/RHSA-2020:0609
access.redhat.com/errata/RHSA-2020:0661
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c9fbd7bbc23dbdd73364be4d045e5d3612cf6e82
lists.debian.org/debian-lts-announce/2019/09/msg00025.html
lists.debian.org/debian-lts-announce/2020/03/msg00001.html
seclists.org/bugtraq/2019/Nov/11
security.netapp.com/advisory/ntap-20190905-0002/
support.f5.com/csp/article/K10269585?utm_source=f5support&%3Butm_medium=RSS
usn.ubuntu.com/4144-1/
usn.ubuntu.com/4145-1/
Related
4.6 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 High
AI Score
Confidence
High
0.0005 Low
EPSS
Percentile
17.0%