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Merge pull request #21348 from wangjiaming0909/fix/3.0/TD-24227 

fix: invalid memory access of buffer after vsnprintf
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dapan1121 2023-05-19 11:18:38 +08:00 committed by GitHub
parent 6724640003 77cfab5093
commit 5183e5dd51
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source/util/src/tlog.c
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@ -556,6 +556,7 @@ void taosPrintLongString(const char *flags, ELogLevel level, int32_t dflag, cons
len += vsnprintf(buffer + len, LOG_MAX_LINE_DUMP_BUFFER_SIZE - 2 - len, format, argpointer);
va_end(argpointer);
len = len > LOG_MAX_LINE_DUMP_BUFFER_SIZE - 2 ? LOG_MAX_LINE_DUMP_BUFFER_SIZE - 2 : len;
buffer[len++] = '\n';
buffer[len] = 0;