Author: kib
Date: Mon May 11 19:58:03 2009
New Revision: 192001
URL: http://svn.freebsd.org/changeset/base/192001
Log:
Prevent overflow of uio_resid.
Noted by: jhb
MFC after: 3 days
Modified:
head/sys/kern/vfs_syscalls.c
Modified: head/sys/kern/vfs_syscalls.c
==============================================================================
--- head/sys/kern/vfs_syscalls.c Mon May 11 19:37:05 2009
(r192000)
+++ head/sys/kern/vfs_syscalls.c Mon May 11 19:58:03 2009
(r192001)
@@ -2596,6 +2596,9 @@ kern_readlinkat(struct thread *td, int f
struct nameidata nd;
int vfslocked;
+ if (count > INT_MAX)
+ return (EINVAL);
+
NDINIT_AT(&nd, LOOKUP, NOFOLLOW | LOCKSHARED | LOCKLEAF | MPSAFE |
AUDITVNODE1, pathseg, path, fd, td);
_______________________________________________
svn-src-all@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/svn-src-all
To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
