CVE-2020-8832
MEDIUMCVSS 5.5/10EPSS 0.45%
Last modified
CVE-2020-8832 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. The fix for the Linux kernel in Ubuntu 18.04 LTS for CVE-2019-14615 ("The Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors.") was discovered to be incomplete, meaning that in versions of the kernel before 4.15.0-91.92, an attacker could use this vulnerability to expose sensitive information.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.
Description
The fix for the Linux kernel in Ubuntu 18.04 LTS for CVE-2019-14615 ("The Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors.") was discovered to be incomplete, meaning that in versions of the kernel before 4.15.0-91.92, an attacker could use this vulnerability to expose sensitive information.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 18.04 |
| Netapp | Cloud Backup | All versions |
| Netapp | Solidfire \& Hci Management Node | All versions |
| Netapp | Steelstore Cloud Integrated Storage | All versions |
| Netapp | Aff 8300 Firmware | All versions |
| Netapp | Aff 8700 Firmware | All versions |
| Netapp | Aff A220 Firmware | All versions |
| Netapp | Aff A320 Firmware | All versions |
| Netapp | Aff A400 Firmware | All versions |
| Netapp | Aff A700s Firmware | All versions |
| Netapp | Aff C190 Firmware | All versions |
| Netapp | H300e Firmware | All versions |
| Netapp | H300s Firmware | All versions |
| Netapp | H410c Firmware | All versions |
| Netapp | H410s Firmware | All versions |
| Netapp | H500e Firmware | All versions |
| Netapp | H500s Firmware | All versions |
| Netapp | H610c Firmware | All versions |
| Netapp | H610s Firmware | All versions |
| Netapp | H615c Firmware | All versions |
| Netapp | H700e Firmware | All versions |
| Netapp | H700s Firmware | All versions |
| Netapp | Fas2720 Firmware | All versions |
| Netapp | Fas2750 Firmware | All versions |
| Netapp | Fas8300 Firmware | All versions |
| Netapp | Fas8700 Firmware | All versions |
| Netapp | Fas Baseboard Management Controller A220 Firmware | All versions |
| Netapp | Fas Baseboard Management Controller A320 Firmware | All versions |
| Netapp | Fas Baseboard Management Controller A400 Firmware | All versions |
| Netapp | Fas Baseboard Management Controller A800 Firmware | All versions |
| Netapp | Fas Baseboard Management Controller C190 Firmware | All versions |
| Netapp | Solidfire Baseboard Management Controller Firmware | All versions |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
References
- https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840Issue Tracking, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200430-0004/Third Party Advisory
- https://usn.ubuntu.com/usn/usn-4302-1Third Party Advisory
- https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840Issue Tracking, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200430-0004/Third Party Advisory
- https://usn.ubuntu.com/usn/usn-4302-1Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-8832?
The fix for the Linux kernel in Ubuntu 18.04 LTS for CVE-2019-14615 ("The Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors.") was discovered to be incomplete, meaning that in versions of the kernel before 4.15.0-91.92, an attacker could use this vulnerability to expose sensitive information.
How severe is CVE-2020-8832?
CVE-2020-8832 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8832?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-8832?
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Scan your code nowSource: NVD / NIST