Messages in this thread Patch in this message | | | Date | Thu, 26 Feb 2009 18:27:55 -0600 | From | "Serge E. Hallyn" <> | Subject | [PATCH 3/4] keys: skip keys from another user namespace |
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When listing keys, do not return keys belonging to the same uid in another user namespace. Otherwise uid 500 in another user namespace will return keyrings called uid.500 for another user namespace.
Signed-off-by: Serge E. Hallyn <serue@us.ibm.com> Acked-by: David Howells <dhowells@redhat.com> --- security/keys/keyring.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/security/keys/keyring.c b/security/keys/keyring.c index ed85157..3dba81c 100644 --- a/security/keys/keyring.c +++ b/security/keys/keyring.c @@ -539,6 +539,9 @@ struct key *find_keyring_by_name(const char *name, bool skip_perm_check) &keyring_name_hash[bucket], type_data.link ) { + if (keyring->user->user_ns != current_user_ns()) + continue; + if (test_bit(KEY_FLAG_REVOKED, &keyring->flags)) continue; -- 1.5.4.3
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