Date: Wed, 30 Mar 2005 02:35:03 -0500 (EST) From: Craig Rodrigues <rodrigc@crodrigues.org> To: FreeBSD-gnats-submit@FreeBSD.org Cc: Robert Watson <rwatson@FreeBSD.org> Subject: kern/79357: uiovcnt not initialized for exattr_get and extattr_list Message-ID: <200503300735.j2U7Z3e8033844@h00609772adf0.ne.client2.attbi.com> Resent-Message-ID: <200503300740.j2U7e1e5019307@freefall.freebsd.org>
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>Number: 79357 >Category: kern >Synopsis: uiovcnt not initialized for exattr_get and extattr_list >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Mar 30 07:40:01 GMT 2005 >Closed-Date: >Last-Modified: >Originator: Craig Rodrigues >Release: FreeBSD 6.0-CURRENT i386 >Organization: >Environment: System: FreeBSD dibbler.crodrigues.org 6.0-CURRENT FreeBSD 6.0-CURRENT #28: Sat Mar 26 13:25:05 EST 2005 rodrigc@dibbler.crodrigues.org:/opt/home/rodrigc/xfs/xfs_kernel/sys/i386/compile/XFS_KERNEL i386 >Description: This one is for rwatson to look at. The iovcnt is not initialized in a few system calls related to extended attributes. >How-To-Repeat: >Fix: --- sys/kern/vfs_syscalls.c.orig Tue Mar 29 23:32:21 2005 +++ sys/kern/vfs_syscalls.c Tue Mar 29 23:33:39 2005 @@ -4505,6 +4505,7 @@ aiov.iov_base = data; aiov.iov_len = nbytes; auio.uio_iov = &aiov; + auio.uio_iovcnt = 1; auio.uio_offset = 0; if (nbytes > INT_MAX) { error = EINVAL; @@ -4791,6 +4792,7 @@ aiov.iov_base = data; aiov.iov_len = nbytes; auio.uio_iov = &aiov; + auio.uio_iovcnt = 1; auio.uio_offset = 0; if (nbytes > INT_MAX) { error = EINVAL; >Release-Note: >Audit-Trail: >Unformatted:
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