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Fedora 10: FEDORA-2009-5412 Critical: OpenSSL DoS Issues Resolved

fedora
Calendar Grey June 19, 2009
Dist Fedora Esm H88
The Fedora 10 update addresses significant Denial of Service vulnerabilities discovered in OpenSSL's DTLS implementation, thereby bolstering overall security measures.
Security update fixing DoS bugs in DTLS code

Summary

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:

Security update fixing DoS bugs in DTLS code. CVE-2009-1377 CVE-2009-1378 CVE-2009-1379

Topics%20covered

Topics Covered

security advisory security update critical Fedora bug fix DoS OpenSSL

Change Log

* Thu May 21 2009 Tomas Mraz 0.9.8g-14 - fix CVE-2009-1377 CVE-2009-1378 CVE-2009-1379 (DTLS DoS problems) (#501253, #501254, #501572) * Tue Apr 21 2009 Tomas Mraz 0.9.8g-13 - support compatibility DTLS mode for CISCO AnyConnect (#464629) - fix crash when parsing malformed mime headers in the smime app - provide openssl-static by the devel subpackage (#496372) * Wed Jan 7 2009 Tomas Mraz 0.9.8g-12 - fix CVE-2008-5077 - incorrect checks for malformed signatures (#476671) - add -no_ign_eof option (#462393)

References


[ 1 ] Bug #501253 - CVE-2009-1377 OpenSSL: DTLS epoch record buffer memory DoS https://bugzilla.redhat.com/show_bug.cgi?id=501253 [ 2 ] Bug #501254 - CVE-2009-1378 OpenSSL: DTLS fragment handling memory DoS https://bugzilla.redhat.com/show_bug.cgi?id=501254 [ 3 ] Bug #501572 - CVE-2009-1379 OpenSSL: DTLS pointer use-after-free flaw (DoS) https://bugzilla.redhat.com/show_bug.cgi?id=501572

Update Instructions

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 .

Severity
critical
Lowest
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Critical

Name: openssl
Product: Fedora 10
Version: 0.9.8g
Release: 14.fc10
URL: https://www.openssl.org:443/
Summary: The OpenSSL toolkit

Topics%20covered

Topics Covered

security advisory security update critical Fedora bug fix DoS OpenSSL

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