If the file doesn't have an xattr, ima_appraise_measurement sets cause to
"missing-hash" while if there's an xattr but it's a digest instead of a
signature it sets cause to "IMA-signature-required".
Fix it by setting cause to "IMA-signature-required" in both cases.
Signed-off-by: Thiago Jung Bauermann <bauerman@xxxxxxxxxxxxxxxxxx>
---
security/integrity/ima/ima_appraise.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
index 427a896bc806..8c8030a29117 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -205,7 +205,8 @@ int ima_appraise_measurement(enum ima_hooks func,
if (rc && rc != -ENODATA)
goto out;
- cause = "missing-hash";
+ cause = iint->flags & IMA_DIGSIG_REQUIRED ?
+ "IMA-signature-required" : "missing-hash";
status = INTEGRITY_NOLABEL;
if (opened & FILE_CREATED) {
iint->flags |= IMA_NEW_FILE;
--
2.7.4
