2.6 - RHSA-2007:0220

Problem Description:

Updated gcc packages that fix a security issue and various bugs are now available.

This update has been rated as having moderate security impact by the Red Hat Security Response Team.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AS version 4 - i386, ia64, ppc, s390, s390x, x86_64 Red Hat Enterprise Linux Desktop version 4 - i386, x86_64 Red Hat Enterprise Linux ES version 4 - i386, ia64, x86_64 Red Hat Enterprise Linux WS version 4 - i386, ia64, x86_64

3. Problem description:

The gcc packages include C, C++, Java, Fortran 77, Objective C, and Ada 95 GNU compilers and related support libraries.

Jürgen Weigert discovered a directory traversal flaw in fastjar. An attacker could create a malicious JAR file which, if unpacked using fastjar, could write to any files the victim had write access to. (CVE-2006-3619)

These updated packages also fix several bugs, including:

* two debug information generator bugs

* two internal compiler errors

In addition to this, protoize.1 and unprotoize.1 manual pages have been added to the package and __cxa_get_exception_ptr@@CXXABI_1.3.1 symbol has been added into libstdc++.so.6.

For full details regarding all fixed bugs, refer to the package changelog as well as the specified list of bug reports from bugzilla.

All users of gcc should upgrade to these updated packages, which contain backported patches to resolve these issues.

4. Solution:

Before applying this update, make sure that all previously-released errata relevant to your system have been applied. Use Red Hat Network to download and update your packages. To launch the Red Hat Update Agent, use the following command:

up2date

For information on how to install packages manually, refer to the following Web page for the System Administration or Customization guide specific to your system:

http://www.redhat.com/docs/manuals/enterprise/

5. Bug IDs fixed (http://bugzilla.redhat.com/):

198912 - CVE-2006-3619 Directory traversal issue in fastjar 205919 - ICE related to std::vector > > 207277 - g++: internal compiler error: Segmentation fault 207303 - cannot rebuild gcc when build_java is 0 214353 - gcc-3.4.6-3 didn't produce correct debug_line info for some kernel functions 218377 - g++ compile runs forever on test file with optimization and debug info