CVE-2012-4508

Description

Race condition in fs/ext4/extents.c in the Linux kernel before 3.4.16 allows local users to obtain sensitive information from a deleted file by reading an extent that was not properly marked as uninitialized.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=dee1f973ca341c266229faa5a1a5bb268bed3531

http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091110.html

http://rhn.redhat.com/errata/RHSA-2012-1540.html

http://rhn.redhat.com/errata/RHSA-2013-0496.html

http://rhn.redhat.com/errata/RHSA-2013-1519.html

http://rhn.redhat.com/errata/RHSA-2013-1783.html

http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.16

http://www.openwall.com/lists/oss-security/2012/10/25/1

http://www.ubuntu.com/usn/USN-1645-1

http://www.ubuntu.com/usn/USN-1899-1

http://www.ubuntu.com/usn/USN-1900-1

https://bugzilla.redhat.com/show_bug.cgi?id=869904

https://github.com/torvalds/linux/commit/dee1f973ca341c266229faa5a1a5bb268bed3531

https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html

Details

Risk Information

CVSS v2.0