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author | Michael Kerrisk <mtk.manpages@gmail.com> | 2008-10-27 22:00:29 -0500 |
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committer | Michael Kerrisk <mtk.manpages@gmail.com> | 2008-10-29 14:54:22 -0500 |
commit | 059e3255a1a93415d0c96d8bf1c14b8c2fe94e0f (patch) | |
tree | da23a3b1af358de51ca7591232bede797092c8b4 /man8 | |
parent | bd6de82f039f3ae9471c7dbd40f536a64c4a41bc (diff) | |
download | man-pages-059e3255a1a93415d0c96d8bf1c14b8c2fe94e0f.tar.gz |
ld.so.8: srcfix: Add FIXME: Document LD_POINTER_GUARD
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
Diffstat (limited to 'man8')
-rw-r--r-- | man8/ld.so.8 | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/man8/ld.so.8 b/man8/ld.so.8 index b4eb2576c7..e893c33c5a 100644 --- a/man8/ld.so.8 +++ b/man8/ld.so.8 @@ -240,6 +240,18 @@ For security reasons, since glibc 2.4, is ignored for set-user-ID/set-group-ID binaries. .\" Only used if $ORIGIN can't be determined by normal means .\" (from the origin path saved at load time, or from /proc/self/exe)? +.\" +.\" FIXME +.\" Document LD_POINTER_GUARD +.\" Since glibc 2.4 +.\" Set to 0 to disable pointer guarding +.\" Any other value enables pointer guarding, which is also the default. +.\" Pointer guarding is a security mechanism(?) to minimize the +.\" the risk of having usable pointer in the event of a buffer overrun +.\" or stack smashing attack(?). +.\" http://article.gmane.org/gmane.comp.gdb.patches/41147/match=ld_pointer_guard +.\" http://sourceware.org/ml/gdb-patches/2008-04/msg00252.html +.\" http://www.cygwin.com/ml/libc-alpha/2006-01/msg00011.html .TP .B LD_PROFILE (glibc since 2.1) |