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ld.so.8: Since glibc 2.3.4, setuid/setgid programs ignore LD_DYNAMIC_WEAK 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2008-10-27 15:58:16 -05:00
parent ca2bcde1e5
commit 914c7b31c9
1 changed files with 3 additions and 0 deletions
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man8/ld.so.8
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@ -252,6 +252,9 @@ Path where the binary is found (for non-set-user-ID programs).
.B LD_DYNAMIC_WEAK .B LD_DYNAMIC_WEAK
(glibc since 2.1.91) (glibc since 2.1.91)
Allow weak symbols to be overridden (reverting to old glibc behavior). Allow weak symbols to be overridden (reverting to old glibc behavior).
For security reasons, since glibc 2.3.4,
.B LD_DYNAMIC_WEAK
is ignored for set-user-ID/set-group-ID binaries.
.TP .TP
.B LD_KEEPDIR .B LD_KEEPDIR
(a.out only)(libc5) (a.out only)(libc5)