CVE-2010-3015 Information

Description

Integer overflow in the ext4_ext_get_blocks function in fs/ext4/extents.c in the Linux kernel before 2.6.34 allows local users to cause a denial of service (BUG and system crash) via a write operation on the last block of a large file followed by a sync operation.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=731eb1a03a8445cde2cb23ecfb3580c6fa7bb690 http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html http://marc.info/?l=oss-security&m=128192548904503&w=2 http://marc.info/?l=oss-security&m=128197862004376&w=2 http://marc.info/?l=oss-security&m=128201627016896&w=2 http://secunia.com/advisories/46397 http://support.avaya.com/css/P8/documents/100113326 http://www.debian.org/security/2010/dsa-2094 http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34 http://www.mandriva.com/security/advisories?name=MDVSA-2010:172 http://www.mandriva.com/security/advisories?name=MDVSA-2010:247 http://www.mandriva.com/security/advisories?name=MDVSA-2011:029 http://www.redhat.com/support/errata/RHSA-2010-0723.html http://www.securityfocus.com/archive/1/520102/100/0/threaded http://www.securityfocus.com/bid/42477 http://www.ubuntu.com/usn/USN-1000-1 http://www.vmware.com/security/advisories/VMSA-2011-0012.html http://www.vupen.com/english/advisories/2010/3117 http://www.vupen.com/english/advisories/2011/0298 https://bugzilla.redhat.com/show_bug.cgi?id=624327 https://exchange.xforce.ibmcloud.com/vulnerabilities/61156