Vulnerability Description
In the Linux kernel before 5.0.6, there is a NULL pointer dereference in drop_sysctl_table() in fs/proc/proc_sysctl.c, related to put_links, aka CID-23da9588037e.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.0.6 |
| Netapp | Active Iq Unified Manager | - |
| 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 | - |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlBroken LinkThird Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.11Release NotesVendor Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6Release NotesVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=23PatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=89PatchVendor Advisory
- https://security.netapp.com/advisory/ntap-20200204-0002/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlBroken LinkThird Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.11Release NotesVendor Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6Release NotesVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=23PatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=89PatchVendor Advisory
- https://security.netapp.com/advisory/ntap-20200204-0002/Third Party Advisory
FAQ
What is CVE-2019-20054?
CVE-2019-20054 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel before 5.0.6, there is a NULL pointer dereference in drop_sysctl_table() in fs/proc/proc_sysctl.c, related to put_links, aka CID-23da9588037e.
How severe is CVE-2019-20054?
CVE-2019-20054 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-20054?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Netapp Active Iq Unified Manager, Netapp Cloud Backup, Netapp Data Availability Services, Netapp E-Series Santricity Os Controller.