It was found that the Java launcher provided by OpenJDK did not check the
LD_LIBRARY_PATH environment variable for insecure empty path elements. A local
attacker able to trick a user into running the Java launcher while working from
an attacker-writable directory could use this flaw to load an untrusted
library, subverting the Java security model.
This issue has been addressed in following products:
Supplementary for Red Hat Enterprise Linux 5
Supplementary for Red Hat Enterprise Linux 6
Extras for RHEL 4
Via RHSA-2011:0282 https://rhn.redhat.com/errata/RHSA-2011-0282.html
This issue has been addressed in following products:
Extras for RHEL 4
Supplementary for Red Hat Enterprise Linux 5
Supplementary for Red Hat Enterprise Linux 6
Via RHSA-2011:0364 https://rhn.redhat.com/errata/RHSA-2011-0364.html