Vulnerability Details : 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.
Vulnerability category: Information leak
Products affected by CVE-2020-8832
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:aff_a700s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas8300_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas8700_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:aff_a400_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:aff_c190_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:aff_a220_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:aff_8300_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:aff_8700_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h610c_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h615c_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas2720_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas2750_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:aff_a320_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas_baseboard_management_controller_a220_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas_baseboard_management_controller_a320_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas_baseboard_management_controller_a400_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas_baseboard_management_controller_a800_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fas_baseboard_management_controller_c190_firmware:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8832
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8832
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
Canonical Ltd. |
CWE ids for CVE-2020-8832
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by:
- nvd@nist.gov (Primary)
- security@ubuntu.com (Secondary)
References for CVE-2020-8832
-
https://usn.ubuntu.com/usn/usn-4302-1
USN-4302-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://security.netapp.com/advisory/ntap-20200430-0004/
April 2020 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840
Bug #1862840 “[Bionic] i915 incomplete fix for CVE-2019-14615” : Bugs : linux package : UbuntuIssue Tracking;Third Party Advisory
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