oss-sec mailing list archives
CVE request - kernel: GFS2: The setflags ioctl() doesn't check file ownership
From: Eugene Teo <eugeneteo () kernel sg>
Date: Tue, 25 May 2010 12:56:57 +0800
Besides checking the write permissions, the setflags ioctl should also be checking for the ownership of the file. It's a minor issue but the behaviour is unexpected.
References: https://bugzilla.redhat.com/show_bug.cgi?id=595579 http://www.linux-archive.org/cluster-development/375481-gfs2-fix-permissions-checking-setflags-ioctl.html Thanks, Eugene -- main(i) { putchar(182623909 >> (i-1) * 5&31|!!(i<7)<<6) && main(++i); }
Current thread:
- CVE request - kernel: GFS2: The setflags ioctl() doesn't check file ownership Eugene Teo (May 24)
- Re: CVE request - kernel: GFS2: The setflags ioctl() doesn't check file ownership Josh Bressers (May 25)