U radu programskog paketa RPM (RPM Package Manager) otkrivena su tri sigurnosna propusta. Udaljenim napadačima omogućuju pokretanje proizvoljnog programskog koda ili rušenje ranjive aplikacije.
Paket:
rpm 4.x
Operacijski sustavi:
Fedora 17
Kritičnost:
6.6
Problem:
neodgovarajuća provjera ulaznih podataka, pogreška u programskoj funkciji
Propusti su posljedica neodgovarajuće provjere ulaznih podataka u funkcijama "headerVerifyInfo()", "headerLoad()" i "headerLoad()".
Posljedica:
Napadaču omogućuju pokretanje proizvoljnog programskog koda ili rušenje ranjive aplikacije. Pri tome uspješna zlouporaba uključuje navođenje korisnika na provjeru potpisa posebno oblikovanog RPM paketa.
Rješenje:
Korisnici se potiču na instalaciju odgovarajuće nadogradnje.
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Fedora Update Notification
FEDORA-2012-5298
2012-04-04 21:03:10
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Name : rpm
Product : Fedora 17
Version : 4.9.1.3
Release : 1.fc17
URL : http://www.rpm.org/
Summary : The RPM package management system
Description :
The RPM Package Manager (RPM) is a powerful command line driven
package management system capable of installing, uninstalling,
verifying, querying, and updating software packages. Each software
package consists of an archive of files along with information about
the package like its version, a description, etc.
--------------------------------------------------------------------------------
Update Information:
This update fixes various input-validation issues in rpm:
CVE-2012-0060, CVE-2012-0061 and CVE-2012-0815
--------------------------------------------------------------------------------
References:
[ 1 ] Bug #744104 - CVE-2012-0815 rpm: incorrect handling of negated offsets
in headerVerifyInfo()
https://bugzilla.redhat.com/show_bug.cgi?id=744104
[ 2 ] Bug #744858 - CVE-2012-0060 rpm: insufficient validation of region tags
https://bugzilla.redhat.com/show_bug.cgi?id=744858
[ 3 ] Bug #798585 - CVE-2012-0061 rpm: improper validation of header contents
total size in headerLoad()
https://bugzilla.redhat.com/show_bug.cgi?id=798585
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This update can be installed with the "yum" update program. Use
su -c 'yum update rpm' 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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