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components/ksh93/patches/CR7089799.patch
author Rohith Ramesh Bangalore India <rohith.ramesh@oracle.com>
Mon, 18 Feb 2013 01:17:35 -0600
branchs11u1-sru
changeset 2497 43014bd244d4
parent 805 23c55a2f8a8e
child 6073 99c2bf34d78a
permissions -rw-r--r--
15765108 SUNBT7128313 ksh93 executes subshell with bad path to command
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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diff -rupN INIT.2011-02-08.clean/src/cmd/ksh93/sh/io.c INIT.2011-02-08/src/cmd/ksh93/sh/io.c
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--- INIT.2011-02-08.clean/src/cmd/ksh93/sh/io.c	2012-05-07 14:33:37.179788579 +0100
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+++ INIT.2011-02-08/src/cmd/ksh93/sh/io.c	2012-05-07 14:39:11.089877123 +0100
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@@ -868,10 +868,10 @@ int sh_iomovefd(register int fdold)
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 {
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 	Shell_t *shp = sh_getinterp();
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 	register int fdnew;
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+	VALIDATE_FD(shp, fdold);
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 	if(fdold<0 || fdold>2)
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 		return(fdold);
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 	fdnew = sh_iomovefd(dup(fdold));
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-	VALIDATE_FD(shp, fdold);
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 	VALIDATE_FD(shp, fdnew);
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 	shp->fdstatus[fdnew] = (shp->fdstatus[fdold]&~IOCLEX);
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 	close(fdold);
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@@ -890,6 +890,8 @@ int	sh_pipe(register int pv[])
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 		errormsg(SH_DICT,ERROR_system(1),e_pipe);
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 	pv[0] = sh_iomovefd(pv[0]);
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 	pv[1] = sh_iomovefd(pv[1]);
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+	VALIDATE_FD(shp, pv[0]);
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+	VALIDATE_FD(shp, pv[1]);
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 	shp->fdstatus[pv[0]] = IONOSEEK|IOREAD;
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 	shp->fdstatus[pv[1]] = IONOSEEK|IOWRITE;
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 	sh_subsavefd(pv[0]);
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diff -rupN INIT.2011-02-08.clean/src/cmd/ksh93/sh/path.c INIT.2011-02-08/src/cmd/ksh93/sh/path.c
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--- INIT.2011-02-08.clean/src/cmd/ksh93/sh/path.c	2012-05-07 14:33:37.182443770 +0100
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+++ INIT.2011-02-08/src/cmd/ksh93/sh/path.c	2012-05-07 14:40:06.256096054 +0100
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@@ -565,6 +565,7 @@ static int	path_opentype(Shell_t *shp,co
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 	if(fd>=0 && (fd = sh_iomovefd(fd)) > 0)
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 	{
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 		fcntl(fd,F_SETFD,FD_CLOEXEC);
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+		VALIDATE_FD(shp, fd);
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 		shp->fdstatus[fd] |= IOCLEX;
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 	}
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 	return(fd);
upstream/oracle/userland-gate