Ispravljen je sigurnosni nedostatak otkriven u radu programskog paketa mcrypt, za operacijski sustav Fedora 18. Udaljeni ga napadači mogu iskoristiti za pokretanje proizvoljnog programskog koda.
Paket:
mcrypt 2.x
Operacijski sustavi:
Fedora 18
Problem:
pogreška u programskoj funkciji
Iskorištavanje:
udaljeno
Posljedica:
proizvoljno izvršavanje programskog koda
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2012-4409
Izvorni ID preporuke:
FEDORA-2012-13599
Izvor:
Fedora
Problem:
Nedostatak je uzrokovan pogreškom u funkciji "check_file_head()", a očituje se prilikom obrade zaglavlja kriptirane datoteke.
Posljedica:
Napadaču omogućuje izvršavanje zlonamjernog programskog koda.
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Fedora Update Notification
FEDORA-2012-13599
2012-09-08 19:20:57
--------------------------------------------------------------------------------
Name : mcrypt
Product : Fedora 18
Version : 2.6.8
Release : 9.fc18
URL : http://mcrypt.sourceforge.net/
Summary : Replacement for crypt()
Description :
MCrypt is a replacement for the old crypt() package and crypt(1) command,
with extensions. It allows developers to use a wide range of encryption
functions, without making drastic changes to their code. It allows users
to encrypt files or data streams without having to be cryptographers.
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Update Information:
Resolve buffer overflow in CVE-2012-4409.
--------------------------------------------------------------------------------
References:
[ 1 ] Bug #855029 - CVE-2012-4409 mcrypt: buffer overflow when processing
encrypted file headers
https://bugzilla.redhat.com/show_bug.cgi?id=855029
--------------------------------------------------------------------------------
This update can be installed with the "yum" update program. Use
su -c 'yum update mcrypt' 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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