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author | John Johansen <john.johansen@canonical.com> | 2019-12-20 02:55:39 +0300 |
---|---|---|
committer | John Johansen <john.johansen@canonical.com> | 2020-01-21 16:58:53 +0300 |
commit | f05841a940df995b784b5e3ec6f76141e8337245 (patch) | |
tree | 6abf96d8d019b1d5692b8533c604b1c4aaa590ab | |
parent | 3ed4aaa94fc07db3cd0c91be95e3e1b9782a2710 (diff) | |
download | linux-f05841a940df995b784b5e3ec6f76141e8337245.tar.xz |
apparmor: fail unpack if profile mode is unknown
Profile unpack should fail if the profile mode is not a mode that the
kernel understands.
Signed-off-by: John Johansen <john.johansen@canonical.com>
-rw-r--r-- | security/apparmor/policy_unpack.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c index 80364310fb1e..e4e329d69527 100644 --- a/security/apparmor/policy_unpack.c +++ b/security/apparmor/policy_unpack.c @@ -748,10 +748,14 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name) goto fail; if (tmp == PACKED_MODE_COMPLAIN || (e->version & FORCE_COMPLAIN_FLAG)) profile->mode = APPARMOR_COMPLAIN; + else if (tmp == PACKED_MODE_ENFORCE) + profile->mode = APPARMOR_ENFORCE; else if (tmp == PACKED_MODE_KILL) profile->mode = APPARMOR_KILL; else if (tmp == PACKED_MODE_UNCONFINED) profile->mode = APPARMOR_UNCONFINED; + else + goto fail; if (!unpack_u32(e, &tmp, NULL)) goto fail; if (tmp) |