CVE-2009-4308 Information

Description

The ext4_decode_error function in fs/ext4/super.c in the ext4 filesystem in the Linux kernel before 2.6.32 allows user-assisted remote attackers to cause a denial of service (NULL pointer dereference) and possibly have unspecified other impact via a crafted read-only filesystem that lacks a journal.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=78f1ddbb498283c2445c11b0dfa666424c301803 http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00005.html http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html http://secunia.com/advisories/37658 http://secunia.com/advisories/38017 http://secunia.com/advisories/38276 http://secunia.com/advisories/43315 http://www.debian.org/security/2010/dsa-2005 http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.32 http://www.mandriva.com/security/advisories?name=MDVSA-2010:198 http://www.redhat.com/support/errata/RHSA-2010-0147.html http://www.securityfocus.com/archive/1/516397/100/0/threaded http://www.vmware.com/security/advisories/VMSA-2011-0003.html https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A11103