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Fedora 22: FEDORA-2015-11354 Critical: libunwind Security Fix

fedora
Calendar Grey July 21, 2015
Scroller Fedora
This patch addresses CVE-2015-3239 within Fedora's libunwind, which impacts the accuracy of call-chain analysis.
Fix CVE-2015-3239

Summary

Libunwind provides a C ABI to determine the call-chain of a program.

Update Information:

Fix CVE-2015-3239

Topics%20covered

Topics Covered

security advisory fedora critical security fix libunwind call-chain issue

Change Log

* Fri Jul 10 2015 Tom Callaway - 1.1-10 - fix CVE-2015-3239 * Wed Jun 17 2015 Fedora Release Engineering - 1.1-9 - Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild * Tue Jun 2 2015 Tom Callaway - 1.1-8 - default arm unwinding method to exidx, old default of dwarf never works on Fedora (#1226806)

References


[ 1 ] Bug #1232265 - CVE-2015-3239 libunwind: off-by-one in dwarf_to_unw_regnum() https://bugzilla.redhat.com/show_bug.cgi?id=1232265

Update Instructions

This update can be installed with the "yum" update program. Use su -c 'yum update libunwind' at the command line. For more information, refer to "Managing Software with yum", available at .

Severity
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Name: libunwind
Product: Fedora 22
Version: 1.1
Release: 10.fc22
URL: http://savannah.nongnu.org/projects/libunwind
Summary: An unwinding library

Topics%20covered

Topics Covered

security advisory fedora critical security fix libunwind call-chain issue

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