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Fix: out of bound strcpy
[lttng-tools.git]
/
src
/
bin
/
lttng
/
commands
/
add_context.c
diff --git
a/src/bin/lttng/commands/add_context.c
b/src/bin/lttng/commands/add_context.c
index 45357598362ac9c0fb1c2f031609c0c79fd4ea2b..4904d2772b5181bb835d928595671b456b38f562 100644
(file)
--- a/
src/bin/lttng/commands/add_context.c
+++ b/
src/bin/lttng/commands/add_context.c
@@
-383,7
+383,9
@@
static int add_context(char *session_name)
if (context.ctx == LTTNG_EVENT_CONTEXT_PERF_COUNTER) {
context.u.perf_counter.type = type->opt->u.perf.type;
context.u.perf_counter.config = type->opt->u.perf.config;
if (context.ctx == LTTNG_EVENT_CONTEXT_PERF_COUNTER) {
context.u.perf_counter.type = type->opt->u.perf.type;
context.u.perf_counter.config = type->opt->u.perf.config;
- strcpy(context.u.perf_counter.name, type->opt->symbol);
+ strncpy(context.u.perf_counter.name, type->opt->symbol,
+ LTTNG_SYMBOL_NAME_LEN);
+ context.u.perf_counter.name[LTTNG_SYMBOL_NAME_LEN - 1] = '\0';
/* Replace : and - by _ */
while ((ptr = strchr(context.u.perf_counter.name, '-')) != NULL) {
*ptr = '_';
/* Replace : and - by _ */
while ((ptr = strchr(context.u.perf_counter.name, '-')) != NULL) {
*ptr = '_';
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