[El-errata] New updates available via Ksplice (ELSA-2012-2043)

Errata Announcements for Oracle Linux el-errata at oss.oracle.com
Tue Nov 13 15:43:33 PST 2012

Synopsis: ELSA-2012-2043 can now be patched using Ksplice
CVEs: CVE-2012-2133 CVE-2012-3400 CVE-2012-3511

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Security Advisory, ELSA-2012-2043.


We recommend that all users of Ksplice Uptrack on EL 6 install these

On systems that have "autoinstall = yes" in /etc/uptrack/uptrack.conf,
these updates will be installed automatically and you do not need to
take any action.

Alternatively, you can install these updates by running:

# /usr/sbin/uptrack-upgrade -y


* CVE-2012-2133: Use-after-free in hugetlbfs quota handling.

A use after free bug in the kernel hugetlb code can allow an authenticated,
unprivileged local attacker to crash the system (and possibly gain higher
privileges) if huge pages are enabled in the system.

* CVE-2012-3400: Buffer overflow in UDF parsing.

A bug in the kernel's UDF file system driver could be exploited by an
unprivileged local user to crash the system.

* CVE-2012-3511: Use-after-free due to race condition in madvise.

A race condition between munmap and madvise can cause a use-after-free
in the memory management system.


Ksplice support is available at ksplice-support_ww at oracle.com.

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