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(From OE-Core rev: 03e6ea59d82e613ba3b5d388fa87317cef982f2b) Signed-off-by: Deepthi Hemraj <Deepthi.Hemraj@windriver.com> Signed-off-by: Steve Sakoman <steve@sakoman.com>
35 lines
1.0 KiB
Diff
35 lines
1.0 KiB
Diff
From: Alan Modra <amodra@gmail.com>
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Date: Thu, 16 Jun 2022 23:30:41 +0000 (+0930)
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Subject: PR29254, memory leak in stab_demangle_v3_arg
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X-Git-Tag: binutils-2_39~237
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X-Git-Url: https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=0ebc886149c22aceaf8ed74267821a59ca9d03eb
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PR29254, memory leak in stab_demangle_v3_arg
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PR 29254
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* stabs.c (stab_demangle_v3_arg): Free dt on failure path.
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Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=0ebc886149c22aceaf8ed74267821a59ca9d03eb]
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CVE: CVE-2022-47007
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Signed-off-by: Deepthi Hemraj <Deepthi.Hemraj@windriver.com>
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---
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diff --git a/binutils/stabs.c b/binutils/stabs.c
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index 2b5241637c1..796ff85b86a 100644
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--- a/binutils/stabs.c
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+++ b/binutils/stabs.c
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@@ -5467,7 +5467,10 @@ stab_demangle_v3_arg (void *dhandle, struct stab_handle *info,
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dc->u.s_binary.right,
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&varargs);
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if (pargs == NULL)
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- return NULL;
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+ {
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+ free (dt);
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+ return NULL;
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+ }
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return debug_make_function_type (dhandle, dt, pargs, varargs);
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}
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