CVE-2020-28097 Information disclosure in n/a

What is CVE-2020-28097?

CVE-2020-28097 is a medium-severity vulnerability in Linux kernel, published on 24 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-125

Which versions are affected by CVE-2020-28097?

It affects 10 products.

Products include Linux kernel, Netapp Cloud Backup, Netapp H300e Firmware, Netapp H300s Firmware, Netapp H410c Firmware, Netapp H410s Firmware and 4 more.

How do I fix CVE-2020-28097?

Apply the vendor's patch.

Is CVE-2020-28097 being exploited?

There is no known exploitation of CVE-2020-28097 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2020-28097, GHSA-x5h6-wmmc-r9x2, UBUNTU-CVE-2020-28097.