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Alerts This Week
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Debian: DSA-4861-1 Critical: Screen DoS from Character Flaw

debian
Calendar Grey February 21, 2021
Scroller Debian
Ubuntu Security Notice USN-4861-1 outlines an important security update for the application "screen," which resolves a denial of service vulnerability.
Felix Weinmann reported a flaw in the handling of combining characters in screen, a terminal multiplexer with VT100/ANSI terminal emulation, which can result in denial of service, ...
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Topics Covered

security advisory denial of service buffer overflow critical debian security patch screen arbitrary code dos character flaw

Summary

For the stable distribution (buster), this problem has been fixed in
version 4.6.2-3+deb10u1.

We recommend that you upgrade your screen packages.

For the detailed security status of screen please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/source-package/screen

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
critical
Lowest
Low
Medium
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Critical

Package: screen
CVE ID: CVE-2021-26937

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow critical debian security patch screen arbitrary code dos character flaw

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