[RFC v2 16/19] ima: Use integrity_admin_ns_capable() to check corresponding capability

From
Stefan Berger <stefanb@linux.ibm.com>
Date
2021-12-03 02:32:37
Also in
linux-integrity, lkml
Reply to
Stefan Berger, 2021-12-03
Use integrity_admin_ns_capable() to check corresponding capability to
allow read/write IMA policy without CAP_SYS_ADMIN but with
CAP_INTEGRITY_ADMIN.

Signed-off-by: Denis Semakin <redacted>
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
---
 security/integrity/ima/ima_fs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c
index 6c86f81c9998..6766bb8262f2 100644
--- a/security/integrity/ima/ima_fs.c
+++ b/security/integrity/ima/ima_fs.c
@@ -393,7 +393,7 @@ static int ima_open_policy(struct inode *inode, struct file *filp)
 #else
 		if ((filp->f_flags & O_ACCMODE) != O_RDONLY)
 			return -EACCES;
-		if (!capable(CAP_SYS_ADMIN))
+		if (!integrity_admin_ns_capable(ns->user_ns))
 			return -EPERM;
 		return seq_open(filp, &ima_policy_seqops);
 #endif
-- 
2.31.1
Thread (43 messages) 43 messages, 4 authors, 2021-12-06
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