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Sicherheit: Mangelnde Prüfung von Umgebungsvariablen in bash
Aktuelle Meldungen Distributionen
Name: Mangelnde Prüfung von Umgebungsvariablen in bash
ID: FEDORA-2014-11718
Distribution: Fedora
Plattformen: Fedora 21
Datum: So, 28. September 2014, 00:26
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6271
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-7169
Applikationen: GNU Bash

Originalnachricht

Name        : bash
Product : Fedora 21
Version : 4.3.25
Release : 2.fc21
URL : http://www.gnu.org/software/bash
Summary : The GNU Bourne Again shell
Description :
The GNU Bourne Again shell (Bash) is a shell or command language
interpreter that is compatible with the Bourne shell (sh). Bash
incorporates useful features from the Korn shell (ksh) and the C shell
(csh). Most sh scripts can be run by bash without modification.

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Update Information:

Fix for cve-2014-7169

You can use this test: env X='() { (a)=>\' sh -c "OVERWRITE echo
'File OVERWRITE now contains this sentence.'"
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References:

[ 1 ] Bug #1146319 - CVE-2014-7169 bash: code execution via specially-crafted
environment (Incomplete fix for CVE-2014-6271)
https://bugzilla.redhat.com/show_bug.cgi?id=1146319
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This update can be installed with the "yum" update program. Use
su -c 'yum update bash' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.

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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