U radu programskog paketa OpenSSL, za operacijski sustav Fedora 17, uočen je sigurnosni nedostatak koji udaljenom napadaču omogućuje izvođenje napada uskraćivanja usluga.
Paket:
OpenSSL 1.x
Operacijski sustavi:
Fedora 17
Kritičnost:
5.5
Problem:
pogreška u programskoj funkciji
Iskorištavanje:
udaljeno
Posljedica:
uskraćivanje usluga (DoS)
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2012-2110
Izvorni ID preporuke:
FEDORA-2012-6343
Izvor:
Fedora
Problem:
Nedostatak je uzrokovan nepravilnošću u radu funkcije "asn1_d2i_read_bio".
Posljedica:
Napadač može iskoristiti ranjivost za izvođenje DoS (eng. Denial of Service) napada.
Rješenje:
Korisnicima se preporuča korištenje ispravljene inačice.
--------------------------------------------------------------------------------
Fedora Update Notification
FEDORA-2012-6343
2012-04-21 20:58:01
--------------------------------------------------------------------------------
Name : openssl
Product : Fedora 17
Version : 1.0.0i
Release : 1.fc17
URL : http://www.openssl.org/
Summary : A general purpose cryptography library with TLS implementation
Description :
The OpenSSL toolkit provides support for secure communications between
machines. OpenSSL includes a certificate management tool and shared
libraries which provide various cryptographic algorithms and
protocols.
--------------------------------------------------------------------------------
Update Information:
Upstream security update fixing CVE-2012-2110 - memory corruption in when
reading ASN.1 structures through BIO interface.
--------------------------------------------------------------------------------
References:
[ 1 ] Bug #814185 - CVE-2012-2110 openssl: asn1_d2i_read_bio integer errors
leading to buffer overflow
https://bugzilla.redhat.com/show_bug.cgi?id=814185
--------------------------------------------------------------------------------
This update can be installed with the "yum" update program. Use
su -c 'yum update openssl' 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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