FlawAtlas
Search the atlas
USN-5591-3 Not scored

linux, linux-azure-4.15, linux-dell300x, linux-gcp-4.15, linux-kvm, linux-snapdragon vulnerability

It was discovered that the virtual terminal driver in the Linux kernel did not properly handle VGA console font changes, leading to an out-of-bounds write. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code.

Exploit probability Not scored
Published September 1, 2022
Required by Not available
Last source change June 3, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:18.04:LTS linux

100 explicit affected versions

Ubuntu:18.04:LTS linux-azure-4.15

43 explicit affected versions

Ubuntu:18.04:LTS linux-dell300x

30 explicit affected versions

Ubuntu:18.04:LTS linux-gcp-4.15

42 explicit affected versions

Ubuntu:18.04:LTS linux-kvm

81 explicit affected versions

Ubuntu:18.04:LTS linux-snapdragon

64 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities USN-5591-3

It was discovered that the virtual terminal driver in the Linux kernel did not properly handle VGA console font changes, leading to an out-of-bounds write. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code.

View original source

05 / REFERENCES

Further evidence