CVE-2020-28097

MediumCVSS 5.9/10Last modified Oct 8, 2026

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.

Metrics

CVSS 3.1 5.9/10CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.10Patch, Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=973c096f6a85e5b5f2a295126ba6928d9a6afd45Patch, Vendor Advisory
https://github.com/torvalds/linux/commit/973c096f6a85e5b5f2a295126ba6928d9a6afd45Patch, Third Party Advisory
https://seclists.org/oss-sec/2020/q3/176Exploit, Mailing List, Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20210805-0001/Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.10Patch, Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=973c096f6a85e5b5f2a295126ba6928d9a6afd45Patch, Vendor Advisory
https://github.com/torvalds/linux/commit/973c096f6a85e5b5f2a295126ba6928d9a6afd45Patch, Third Party Advisory
https://seclists.org/oss-sec/2020/q3/176Exploit, Mailing List, Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20210805-0001/Third Party Advisory

Timeline

Published: Jun 24, 2021
Last modified: Oct 8, 2026
NVD status: Modified

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