Brendan Shanks : winedbg: Ensure thread->name is null-terminated.
Alexandre Julliard
julliard at winehq.org
Tue Mar 1 15:45:34 CST 2022
Module: wine
Branch: master
Commit: 3c2c4437969a27f5c0755c4a053702d38abd8d5c
URL: https://source.winehq.org/git/wine.git/?a=commit;h=3c2c4437969a27f5c0755c4a053702d38abd8d5c
Author: Brendan Shanks <bshanks at codeweavers.com>
Date: Thu Feb 24 10:34:03 2022 -0800
winedbg: Ensure thread->name is null-terminated.
Signed-off-by: Brendan Shanks <bshanks at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
programs/winedbg/tgt_active.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/programs/winedbg/tgt_active.c b/programs/winedbg/tgt_active.c
index 50f48e8d1b8..2caa62206d6 100644
--- a/programs/winedbg/tgt_active.c
+++ b/programs/winedbg/tgt_active.c
@@ -257,9 +257,12 @@ static DWORD dbg_handle_exception(const EXCEPTION_RECORD* rec, BOOL first_chance
dbg_printf("Thread ID=%04lx not in our list of threads -> can't rename\n", pThreadName->dwThreadID);
return DBG_CONTINUE;
}
- if (dbg_read_memory(pThreadName->szName, pThread->name, 9))
- dbg_printf("Thread ID=%04lx renamed using MS VC6 extension (name==\"%.9s\")\n",
+ if (dbg_read_memory(pThreadName->szName, pThread->name, sizeof(pThread->name)))
+ {
+ pThread->name[sizeof(pThread->name) - 1] = '\0';
+ dbg_printf("Thread ID=%04lx renamed using MSVC extension (name==\"%s\")\n",
pThread->tid, pThread->name);
+ }
return DBG_CONTINUE;
case EXCEPTION_INVALID_HANDLE:
return DBG_CONTINUE;
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