oss-sec mailing list archives
Re: CVE request: kernel: dio: zero struct dio with kzalloc instead of manually
From: "Steven M. Christey" <coley () linus mitre org>
Date: Thu, 4 Sep 2008 12:49:51 -0400 (EDT)
====================================================== Name: CVE-2007-6716 Status: Candidate URL: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6716 Reference: MLIST:[linux-kernel] 20070731 Re: [PATCH] add check do_direct_IO() return val Reference: URL:http://lkml.org/lkml/2007/7/30/448 Reference: MLIST:[oss-security] 20080904 CVE request: kernel: dio: zero struct dio with kzalloc instead of manually Reference: URL:http://www.openwall.com/lists/oss-security/2008/09/04/1 Reference: CONFIRM:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=848c4dd5153c7a0de55470ce99a8e13a63b4703f Reference: CONFIRM:https://bugzilla.redhat.com/show_bug.cgi?id=461082 Reference: CONFIRM:http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23 fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out the dio struct, which allows local users to cause a denial of service (OOPS), as demonstrated by a certain fio test.
Current thread:
- CVE request: kernel: dio: zero struct dio with kzalloc instead of manually Eugene Teo (Sep 03)
- Re: CVE request: kernel: dio: zero struct dio with kzalloc instead of manually Steven M. Christey (Sep 04)