lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 28 May 2015 19:47:45 -0400 From: Theodore Ts'o <tytso@....edu> To: Ext4 Developers List <linux-ext4@...r.kernel.org> Cc: jaegeuk@...nel.org, mhalcrow@...gle.com, Theodore Ts'o <tytso@....edu>, Chao Yu <chao2.yu@...sung.com> Subject: [PATCH 6/8] ext4 crypto: policies may only be set on directories Thanks to Chao Yu <chao2.yu@...sung.com> for pointing out we were missing this check. Signed-off-by: Theodore Ts'o <tytso@....edu> --- fs/ext4/crypto_policy.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/ext4/crypto_policy.c b/fs/ext4/crypto_policy.c index 81980a15..a1d434d 100644 --- a/fs/ext4/crypto_policy.c +++ b/fs/ext4/crypto_policy.c @@ -93,6 +93,8 @@ int ext4_process_policy(const struct ext4_encryption_policy *policy, return -EINVAL; if (!ext4_inode_has_encryption_context(inode)) { + if (!S_ISDIR(inode->i_mode)) + return -EINVAL; if (!ext4_empty_dir(inode)) return -ENOTEMPTY; return ext4_create_encryption_context_from_policy(inode, -- 2.3.0 -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists