On 9/6/22 15:50, Mimi Zohar wrote:
Each record in the IMA measurement list must contain some template data.
Ensure the template data is not zero length.
Reviewed-by: Petr Vorel <pvorel@xxxxxxx>
Signed-off-by: Mimi Zohar <zohar@xxxxxxxxxxxxx>
Reviewed-by: Stefan Berger <stefanb@xxxxxxxxxxxxx>
---
src/evmctl.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/evmctl.c b/src/evmctl.c
index aac669438a1c..e603449b7d9e 100644
--- a/src/evmctl.c
+++ b/src/evmctl.c
@@ -2188,6 +2188,10 @@ static int ima_measurement(const char *file)
log_err("Unable to read template length\n");
goto out;
}
+ if (entry.template_len == 0) {
+ log_err("Invalid template data len\n");
+ goto out;
+ }
} else {
entry.template_len = SHA_DIGEST_LENGTH +
TCG_EVENT_NAME_LEN_MAX + 1;
