RHSA-2007:0473 - Security Advisory

Topic

Updated gcc packages that fix a security issue and another bug are now
available.

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

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 a reload internal compiler error with

• fnon-call-exceptions option.

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

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/

Affected Products

• Red Hat Enterprise Linux Server 3 x86_64
• Red Hat Enterprise Linux Server 3 ia64
• Red Hat Enterprise Linux Server 3 i386
• Red Hat Enterprise Linux Workstation 3 x86_64
• Red Hat Enterprise Linux Workstation 3 ia64
• Red Hat Enterprise Linux Workstation 3 i386
• Red Hat Enterprise Linux Desktop 3 x86_64
• Red Hat Enterprise Linux Desktop 3 i386
• Red Hat Enterprise Linux for IBM z Systems 3 s390x
• Red Hat Enterprise Linux for IBM z Systems 3 s390
• Red Hat Enterprise Linux for Power, big endian 3 ppc

Fixes

• BZ - 225552 - CVE-2006-3619 Directory traversal issue in jar
• BZ - 226706 - Attached code crashes the compiler, error at: reload1.c:9508

CVEs

• CVE-2006-3619

References

• http://www.redhat.com/security/updates/classification/#moderate