CVE-2020-28097

Public Exploit

Description

The vgacon subsystem in the Linux kernel before 5.8.10 mishandles software scrollback. There is a vgacon_scrolldelta out-of-bounds read, aka CID-973c096f6a85.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.16%
Vendor Advisory kernel.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.10 patch vendor advisory
https://seclists.org/oss-sec/2020/q3/176 mailing list patch exploit third party advisory
https://github.com/torvalds/linux/commit/973c096f6a85e5b5f2a295126ba6928d9a6afd45 third party advisory patch
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=973c096f6a85e5b5f2a295126ba6928d9a6afd45 patch vendor advisory
https://security.netapp.com/advisory/ntap-20210805-0001/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-28097?
CVE-2020-28097 has been scored as a medium severity vulnerability.
How to fix CVE-2020-28097?
To fix CVE-2020-28097, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-28097 being actively exploited in the wild?
It is possible that CVE-2020-28097 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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