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-rw-r--r--payloads/libpayload/drivers/options.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/payloads/libpayload/drivers/options.c b/payloads/libpayload/drivers/options.c
index d497c0aae6..70c2b1760d 100644
--- a/payloads/libpayload/drivers/options.c
+++ b/payloads/libpayload/drivers/options.c
@@ -310,6 +310,10 @@ int get_option_as_string(const struct nvram_accessor *nvram, struct cb_cmos_opti
return 1;
int cmos_length = (cmos_entry->length+7)/8;
+ /* ensure we have enough space for u64 */
+ if (cmos_length < 8)
+ cmos_length = 8;
+
/* extra byte to ensure 0-terminated strings */
raw = malloc(cmos_length+1);
memset(raw, 0, cmos_length+1);