85d17fd9a2
elf: Add TLS modid reuse test for bug 29039
elf: Fix TLS modid reuse generation assignment
elf: Check objname before calling fatal_error
elf: Fix _dl_debug_vdprintf to work before self-relocation
elf: ldconfig should skip temporary files created by package managers
ldconfig: Fixes for skipping temporary files.
(cherry picked from commit 54a5b49802feca14ddc99bb0ee816ef0e248c38c)
36 lines
1.1 KiB
Diff
36 lines
1.1 KiB
Diff
From 1cce91d8aed5c3eca2b6f47767c82d9ed3e9e33f Mon Sep 17 00:00:00 2001
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From: "H.J. Lu" <hjl.tools@gmail.com>
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Date: Mon, 8 Apr 2024 09:06:09 -0700
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Subject: [PATCH] elf: Check objname before calling fatal_error
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_dl_signal_error may be called with objname == NULL. _dl_exception_create
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checks objname == NULL. But fatal_error doesn't. Check objname before
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calling fatal_error. This fixes BZ #31596.
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Reference:https://sourceware.org/git/?p=glibc.git;a=commit;h=1cce91d8aed5c3eca2b6f47767c82d9ed3e9e33f
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Reviewed-by: Sunil K Pandey <skpgkp2@gmail.com>
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---
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elf/dl-error-skeleton.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/elf/dl-error-skeleton.c b/elf/dl-error-skeleton.c
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index b699936c..26dfab55 100644
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--- a/elf/dl-error-skeleton.c
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+++ b/elf/dl-error-skeleton.c
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@@ -121,7 +121,11 @@ _dl_signal_error (int errcode, const char *objname, const char *occation,
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__longjmp (lcatch->env[0].__jmpbuf, 1);
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}
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else
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+ {
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+ if (objname == NULL)
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+ objname = "";
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fatal_error (errcode, objname, occation, errstring);
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+ }
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}
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libc_hidden_def (_dl_signal_error)
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--
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2.33.0
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