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4.129. libcap
Updated libcap packages that fix one security issue and one bug are now available for Red Hat Enterprise Linux 6.
The Red Hat Security Response Team has rated this update as having low security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) associated with each description below.
The libcap packages provide a library and tools for getting and setting POSIX capabilities.
Security Fix
- CVE-2011-4099
- It was found that capsh did not change into the new root when using the "--chroot" option. An application started via the "capsh --chroot" command could use this flaw to escape the chroot restrictions.
Bug Fix
- BZ#730957
- Previously, the libcap packages did not contain the capsh(1) manual page. With this update, the capsh(1) manual page is included.
All libcap users are advised to upgrade to these updated packages, which contain backported patches to correct these issues.
