Attachment 726741 Details for Bug 1039357

[patch] 0001-rtld-Completely-ignore-LD_LIBRARY_PATH-for-AT_SECURE.patch

0001-rtld-Completely-ignore-LD_LIBRARY_PATH-for-AT_SECURE.patch (text/plain), 1.03 KB, created by Marcus Meissner on 2017-05-29 07:12:32 UTC

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Creator: Marcus Meissner

Created: 2017-05-29 07:12:32 UTC

Size: 1.03 KB

patch

obsolete

>From 4d009d39ac9ede0369e268554a181b428f177a80 Mon Sep 17 00:00:00 2001
>Message-Id: <4d009d39ac9ede0369e268554a181b428f177a80.1495998948.git.fweimer@redhat.com>
>In-Reply-To: <cover.1495998948.git.fweimer@redhat.com>
>References: <cover.1495998948.git.fweimer@redhat.com>
>From: Florian Weimer <fweimer@redhat.com>
>Date: Sun, 28 May 2017 20:37:40 +0200
>Subject: [PATCH 1/3] rtld: Completely ignore LD_LIBRARY_PATH for AT_SECURE=1
> programs
>To: libc-alpha@sourceware.org
>
>LD_LIBRARY_PATH can only be used to reorder system search paths, which
>is not useful functionality.
>---
> elf/rtld.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
>diff --git a/elf/rtld.c b/elf/rtld.c
>index 319ef06..824b6cf 100644
>--- a/elf/rtld.c
>+++ b/elf/rtld.c
>@@ -2419,7 +2419,8 @@ process_envvars (enum mode *modep)
> 
> 	case 12:
> 	  /* The library search path.  */
>-	  if (memcmp (envline, "LIBRARY_PATH", 12) == 0)
>+	  if (!__libc_enable_secure
>+	      && memcmp (envline, "LIBRARY_PATH", 12) == 0)
> 	    {
> 	      library_path = &envline[13];
> 	      break;
>-- 
>2.9.4
>

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