diff options
Diffstat (limited to 'poky/meta/recipes-devtools/lua/lua/74d99057a5146755e737c479850f87fd0e3b6868.patch')
-rw-r--r-- | poky/meta/recipes-devtools/lua/lua/74d99057a5146755e737c479850f87fd0e3b6868.patch | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/poky/meta/recipes-devtools/lua/lua/74d99057a5146755e737c479850f87fd0e3b6868.patch b/poky/meta/recipes-devtools/lua/lua/74d99057a5146755e737c479850f87fd0e3b6868.patch deleted file mode 100644 index dcdc04837d..0000000000 --- a/poky/meta/recipes-devtools/lua/lua/74d99057a5146755e737c479850f87fd0e3b6868.patch +++ /dev/null @@ -1,43 +0,0 @@ -From 74d99057a5146755e737c479850f87fd0e3b6868 Mon Sep 17 00:00:00 2001 -From: Roberto Ierusalimschy <roberto@inf.puc-rio.br> -Date: Wed, 3 Nov 2021 15:04:18 -0300 -Subject: [PATCH] Bug: C stack overflow with coroutines - -'coroutine.resume' did not increment counter of C calls when -continuing execution after a protected error (that is, -while running 'precover'). ---- - ldo.c | 6 ++++-- - testes/cstack.lua | 14 ++++++++++++++ - 2 files changed, 18 insertions(+), 2 deletions(-) - -Upstream-Status: Backport [https://github.com/lua/lua/commit/74d99057a5146755e737c479850f87fd0e3b6868.patch] -CVE: CVE-2021-43519 - -diff --git a/src/ldo.c b/src/ldo.c -index d0edc8b4f..66f890364 100644 ---- a/src/ldo.c -+++ b/src/ldo.c -@@ -759,11 +759,10 @@ static void resume (lua_State *L, void *ud) { - StkId firstArg = L->top - n; /* first argument */ - CallInfo *ci = L->ci; - if (L->status == LUA_OK) /* starting a coroutine? */ -- ccall(L, firstArg - 1, LUA_MULTRET, 1); /* just call its body */ -+ ccall(L, firstArg - 1, LUA_MULTRET, 0); /* just call its body */ - else { /* resuming from previous yield */ - lua_assert(L->status == LUA_YIELD); - L->status = LUA_OK; /* mark that it is running (again) */ -- luaE_incCstack(L); /* control the C stack */ - if (isLua(ci)) { /* yielded inside a hook? */ - L->top = firstArg; /* discard arguments */ - luaV_execute(L, ci); /* just continue running Lua code */ -@@ -814,6 +813,9 @@ LUA_API int lua_resume (lua_State *L, lua_State *from, int nargs, - else if (L->status != LUA_YIELD) /* ended with errors? */ - return resume_error(L, "cannot resume dead coroutine", nargs); - L->nCcalls = (from) ? getCcalls(from) : 0; -+ if (getCcalls(L) >= LUAI_MAXCCALLS) -+ return resume_error(L, "C stack overflow", nargs); -+ L->nCcalls++; - luai_userstateresume(L, nargs); - api_checknelems(L, (L->status == LUA_OK) ? nargs + 1 : nargs); - status = luaD_rawrunprotected(L, resume, &nargs); |