What changed, and why it matters
This commit only updates a generated timestamp and version number in a firmware build file. It changes the date from 2025-09-18 to 2025-10-30, the version from 5.4.4 to 5.4.5, and adjusts a corresponding FAT filesystem timestamp constant. There is no security-relevant code change.
No action required; this is a routine build metadata bump.
Security signals we found
No strong security signals were identified.
Evidence from the diff
The diff modifies stm32/COLDCARD_MK4/file_time.c, an auto-generated file that provides get_fattime() for the FAT filesystem driver. The changes are purely metadata: built date, firmware version string, and the encoded FAT timestamp returned by get_fattime(). No functional logic, bounds checking, cryptographic, or privilege-related code is altered.
Changed components
stm32/COLDCARD_MK4/file_time.cInspect captured patch +3 / −3
diff --git a/stm32/COLDCARD_MK4/file_time.c b/stm32/COLDCARD_MK4/file_time.c
index 2a4dde1..2213cfa 100644
--- a/stm32/COLDCARD_MK4/file_time.c
+++ b/stm32/COLDCARD_MK4/file_time.c
@@ -2,12 +2,12 @@
//
// AUTO-generated.
//
-// built: 2025-09-18
-// version: 5.4.4
+// built: 2025-10-30
+// version: 5.4.5
//
#include <stdint.h>
// this overrides ports/stm32/fatfs_port.c
uint32_t get_fattime(void) {
- return 0x5b322880UL;
+ return 0x5b5e2880UL;
}
Why this scored 15/100
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