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Efraim Flashner
32fddd8e29
* gnu/packages/lua.scm (lua-5.1)[source]: Add patch. * gnu/packages/patches/lua-CVE-2014-5461: New file. * gnu/local.mk (dist_patch_DATA): Add it.
20 lines
603 B
Diff
20 lines
603 B
Diff
From: Enrico Tassi <gareuselesinge@debian.org>
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Date: Tue, 26 Aug 2014 16:20:55 +0200
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Subject: Fix stack overflow in vararg functions
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---
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src/ldo.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/ldo.c b/src/ldo.c
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index d1bf786..30333bf 100644
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--- a/src/ldo.c
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+++ b/src/ldo.c
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@@ -274,7 +274,7 @@ int luaD_precall (lua_State *L, StkId func, int nresults) {
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CallInfo *ci;
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StkId st, base;
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Proto *p = cl->p;
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- luaD_checkstack(L, p->maxstacksize);
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+ luaD_checkstack(L, p->maxstacksize + p->numparams);
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func = restorestack(L, funcr);
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base = func + 1;
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