Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-7356.json
JSON Data
https://api.osv.dev/v1/vulns/AZL-7356
Upstream
Published
2021-02-09T20:15:14Z
Modified
2026-04-21T04:33:56.198343Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
CVE-2021-26937 affecting package screen for versions less than 4.9.1-1
Details

encoding.c in GNU Screen through 4.8.0 allows remote attackers to cause a denial of service (invalid write access and application crash) or possibly have unspecified other impact via a crafted UTF-8 character sequence.

References

Affected packages

Azure Linux:2 / screen

Package

Name
screen
Purl
pkg:rpm/azure-linux/screen

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.9.1-1

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-7356.json"