Otklonjen je sigurnosni nedostatak otkriven u radu programskog paketa perl-YAML-LibYAML, namijenjenog sustavu Fedora 17. Napadačima omogućuje udaljeno pokretanje proizvoljnog programskog koda.
Paket:
perl-YAML-LibYAML 0.x
Operacijski sustavi:
Fedora 17
Kritičnost:
3.7
Problem:
pogreška u programskoj funkciji
Iskorištavanje:
udaljeno
Posljedica:
proizvoljno izvršavanje programskog koda
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2012-1152
Izvorni ID preporuke:
FEDORA-2012-4871
Izvor:
Fedora
Problem:
Nedostatak je posljedica pogrešaka u funkcijama "Load()", "load_node()", "load_mapping()" i "load_sequence()".
Posljedica:
Napadač ga može iskoristiti za pokretanje proizvoljnog programskog koda.
Rješenje:
Korisnicima se savjetuje korištenje inačice u kojoj je problem otklonjen.
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Fedora Update Notification
FEDORA-2012-4871
2012-03-30 02:46:51
--------------------------------------------------------------------------------
Name : perl-YAML-LibYAML
Product : Fedora 17
Version : 0.38
Release : 2.fc17
URL : http://search.cpan.org/dist/YAML-LibYAML/
Summary : Perl YAML Serialization using XS and libyaml
Description :
Kirill Siminov's "libyaml" is arguably the best YAML implementation. The C
library is written precisely to the YAML 1.1 specification. It was originally
bound to Python and was later bound to Ruby.
--------------------------------------------------------------------------------
Update Information:
This update fixes various format string vulnerabilities (CVE-2012-1152, CPAN
RT#46507).
The Fedora 15 and Fedora 16 builds also include some bug-fixes from upstream:
* Fix for broken deparse test
* Fix LoadFile on empty file failure
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References:
[ 1 ] Bug #801738 - CVE-2012-1152 perl-YAML-LibYAML: Multiple format string
flaws by reporting errors during YAML document load
https://bugzilla.redhat.com/show_bug.cgi?id=801738
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This update can be installed with the "yum" update program. Use
su -c 'yum update perl-YAML-LibYAML' 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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