CVE-2019-20054: Null Pointer Dereference
First published: Sat Dec 28 2019(Updated: )
A flaw was found in the Linux kernel’s implementation of dropping sysctl entries. A local attacker who has access to load modules on the system can trigger a condition during module load failure and panic the system.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <0:3.10.0-1160.rt56.1131.el7 | 0:3.10.0-1160.rt56.1131.el7 |
| redhat/kernel-alt | <0:4.14.0-115.19.1.el7a | 0:4.14.0-115.19.1.el7a |
| redhat/kernel | <0:3.10.0-1160.el7 | 0:3.10.0-1160.el7 |
| redhat/kernel-rt | <0:4.18.0-240.rt7.54.el8 | 0:4.18.0-240.rt7.54.el8 |
| redhat/kernel | <0:4.18.0-240.el8 | 0:4.18.0-240.el8 |
| Linux Linux kernel | <5.0.6 | |
| Netapp Active Iq Unified Manager Vmware Vsphere | ||
| Netapp Cloud Backup | ||
| Netapp Data Availability Services | ||
| NetApp E-Series SANtricity OS Controller | >=11.0<=11.70.2 | |
| Netapp Fas\/aff Baseboard Management Controller | ||
| Netapp Solidfire \& Hci Management Node | ||
| Netapp Steelstore Cloud Integrated Storage | ||
| Netapp Solidfire Baseboard Management Controller | ||
| Netapp H610s Firmware | ||
| Netapp H610s | ||
| Netapp 8300 Firmware | ||
| Netapp 8300 | ||
| Netapp 8700 Firmware | ||
| Netapp 8700 | ||
| Netapp A400 Firmware | ||
| Netapp A400 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.11
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=23da9588037ecdd4901db76a5b79a42b529c4ec3
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=89189557b47b35683a27c80ee78aef18248eefb4
- https://security.netapp.com/advisory/ntap-20200204-0002/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1790064
- https://access.redhat.com/errata/RHSA-2020:1493
- https://access.redhat.com/security/cve/cve-2019-20054
- https://access.redhat.com/errata/RHSA-2020:4062
- https://access.redhat.com/errata/RHSA-2020:4060
- https://access.redhat.com/errata/RHSA-2020:4431
- https://access.redhat.com/errata/RHSA-2020:4609
- https://bugzilla.redhat.com/show_bug.cgi?id=1790063
- https://www.cve.org/CVERecord?id=CVE-2019-20054 https://nvd.nist.gov/vuln/detail/CVE-2019-20054
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is CVE-2019-20054?
CVE-2019-20054 is a vulnerability in the Linux kernel that allows a local attacker to panic the system by triggering a condition during module load failure.
How severe is CVE-2019-20054?
CVE-2019-20054 has a severity rating of 5.1 (medium).
Which versions of the Linux kernel are affected by CVE-2019-20054?
Versions of the Linux kernel before 5.0.6 are affected by CVE-2019-20054.
How can I fix CVE-2019-20054?
To fix CVE-2019-20054, update your Linux kernel to version 5.0.6 or later.
Where can I find more information about CVE-2019-20054?
More information about CVE-2019-20054 can be found at the following references: [Reference 1], [Reference 2], [Reference 3].
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- canonical/netapp cloud backup
- canonical/netapp data availability services
- canonical/netapp e-series santricity os controller
- version/netapp e-series santricity os controller/11.0
- version/netapp e-series santricity os controller/11.70.2
- canonical/netapp fas\/aff baseboard management controller
- canonical/netapp solidfire \& hci management node
- canonical/netapp steelstore cloud integrated storage
- canonical/netapp solidfire baseboard management controller
- canonical/netapp h610s firmware
- canonical/netapp h610s
- canonical/netapp 8300 firmware
- canonical/netapp 8300
- canonical/netapp 8700 firmware
- canonical/netapp 8700
- canonical/netapp a400 firmware
- canonical/netapp a400