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Ensure buffer for environment is large enough on OpenBSD

This commit is contained in:
Benny Baumann 2022-05-05 20:01:30 +02:00 committed by BenBE
parent 4f1269cc9f
commit db93268968
1 changed files with 8 additions and 1 deletions
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9
openbsd/Platform.c
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@ -269,7 +269,13 @@ char* Platform_getProcessEnv(pid_t pid) {
for (char** p = ptr; *p; p++) { for (char** p = ptr; *p; p++) {
size_t len = strlen(*p) + 1; size_t len = strlen(*p) + 1;
if (size + len > capacity) { while (size + len > capacity) {
if (capacity > (SIZE_MAX / 2)) {
free(env);
env = NULL;
goto end;
}
capacity *= 2; capacity *= 2;
env = xRealloc(env, capacity); env = xRealloc(env, capacity);
} }
@ -285,6 +291,7 @@ char* Platform_getProcessEnv(pid_t pid) {
env[size + 1] = 0; env[size + 1] = 0;
} }
end:
(void) kvm_close(kt); (void) kvm_close(kt);
return env; return env;
} }