Author: pho
Date: Fri Jan 9 15:13:46 2009
New Revision: 186954
URL: http://svn.freebsd.org/changeset/base/186954
Log:
MFC r186510:
Prevent overflow of uio_resid.
Approved by: kib
Modified:
stable/6/sys/ (props changed)
stable/6/sys/kern/vfs_syscalls.c
Modified: stable/6/sys/kern/vfs_syscalls.c
==============================================================================
--- stable/6/sys/kern/vfs_syscalls.c Fri Jan 9 14:41:36 2009
(r186953)
+++ stable/6/sys/kern/vfs_syscalls.c Fri Jan 9 15:13:46 2009
(r186954)
@@ -3697,6 +3697,8 @@ getdirentries(td, uap)
int error, eofflag;
AUDIT_ARG(fd, uap->fd);
+ if (uap->count > INT_MAX)
+ return (EINVAL);
if ((error = getvnode(td->td_proc->p_fd, uap->fd, &fp)) != 0)
return (error);
if ((fp->f_flag & FREAD) == 0) {
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