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loader: Fix missing bounds check in parse_id_filter_environment_var #1910

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Merged
charles-lunarg merged 1 commit into from
Jun 1, 2026
+8 −0
Merged

loader: Fix missing bounds check in parse_id_filter_environment_var #1910

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8 changes: 8 additions & 0 deletions loader/loader_environment.c
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Original file line number Diff line number Diff line change
Expand Up @@ -586,6 +586,14 @@ void parse_id_filter_environment_var(const struct loader_instance *inst, const c
char *context = NULL;
char *token = thread_safe_strtok(parsing_string, ",", &context);
while (NULL != token) {
if (filter_struct->count >= MAX_ADDITIONAL_FILTERS) {
loader_log(inst, VULKAN_LOADER_WARN_BIT, 0,
"parse_id_filter_environment_var: Exceeded maximum number of filters (%d) for env var '%s'. "
"Remaining entries will be ignored.",
MAX_ADDITIONAL_FILTERS, env_var_name);
break;
}

struct loader_envvar_id_filter_value *filter_value = &filter_struct->filters[filter_struct->count];

char *pEnd;
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