A vulnerability classified as problematic has been found in Linux Kernel up to 18.04 LTS on Ubuntu (Operating System). This affects an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

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.

The weakness was disclosed 04/10/2020 (Website). It is possible to read the advisory at usn.ubuntu.com. This vulnerability is uniquely identified as CVE-2020-8832 since 02/10/2020. The exploitability is told to be easy. Attacking locally is a requirement. The successful exploitation requires a authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Applying a patch is able to eliminate this problem.

The entry VDB-153028 is pretty similar.

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 18.04 LTS

License

• open-source

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CPE 2.2info

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