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Sicherheit: Ausführen beliebiger Kommandos in screen
Aktuelle Meldungen Distributionen
Name: Ausführen beliebiger Kommandos in screen
ID: FEDORA-2021-5e9894a0c5
Distribution: Fedora
Plattformen: Fedora 32
Datum: Do, 4. März 2021, 07:29
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26937
Applikationen: screen

Originalnachricht

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Fedora Update Notification
FEDORA-2021-5e9894a0c5
2021-03-03 23:24:23.986165
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Name : screen
Product : Fedora 32
Version : 4.8.0
Release : 5.fc32
URL : http://www.gnu.org/software/screen
Summary : A screen manager that supports multiple logins on one terminal
Description :
The screen utility allows you to have multiple logins on just one
terminal. Screen is useful for users who telnet into a machine or are
connected via a dumb terminal, but want to use more than just one
login.

Install the screen package if you need a screen manager that can
support multiple logins on one terminal.

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Update Information:

Security update for CVE-2021-26937
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ChangeLog:

* Thu Feb 18 2021 Josef Ridky <jridky@redhat.com> - 4.8.0-5
- fix CVE-2021-26937 (#1927066)
* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> -
4.8.0-4
- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
* Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> -
4.8.0-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
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References:

[ 1 ] Bug #1927062 - CVE-2021-26937 screen: crash when processing combining
chars
https://bugzilla.redhat.com/show_bug.cgi?id=1927062
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-5e9894a0c5' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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