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commit TBD
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Author: Florian Weimer <fweimer@redhat.com>
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Date: Fri May 19 17:46:47 2017 +0200
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rtld: Completely ignore LD_LIBRARY_PATH for AT_SECURE=1 programs
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LD_LIBRARY_PATH can only be used to reorder system search paths, which
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is not useful functionality.
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Index: glibc-2.17-c758a686/elf/rtld.c
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===================================================================
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--- glibc-2.17-c758a686.orig/elf/rtld.c
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+++ glibc-2.17-c758a686/elf/rtld.c
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@@ -2580,7 +2701,8 @@ process_envvars (enum mode *modep)
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case 12:
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/* The library search path. */
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- if (memcmp (envline, "LIBRARY_PATH", 12) == 0)
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+ if (!__libc_enable_secure
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+ && memcmp (envline, "LIBRARY_PATH", 12) == 0)
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{
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library_path = &envline[13];
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break;
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