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author | John Johansen <john.johansen@canonical.com> | 2012-02-16 07:06:41 -0800 |
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committer | John Johansen <john.johansen@canonical.com> | 2012-02-27 11:38:20 -0800 |
commit | cdbd2884df8ad026143bb482a96d38e616947b17 (patch) | |
tree | 5a6490419450ee4fe7ae08c1fb57526f8e7c3cc3 | |
parent | d384b0a1a35f87f0ad70c29518f98f922b1c15cb (diff) | |
download | op-kernel-dev-cdbd2884df8ad026143bb482a96d38e616947b17.zip op-kernel-dev-cdbd2884df8ad026143bb482a96d38e616947b17.tar.gz |
AppArmor: Add mising end of structure test to caps unpacking
The unpacking of struct capsx is missing a check for the end of the
caps structure. This can lead to unpack failures depending on what else
is packed into the policy file being unpacked.
Signed-off-by: John Johansen <john.johansen@canonical.com>
Acked-by: Kees Cook <kees@ubuntu.com>
-rw-r--r-- | security/apparmor/policy_unpack.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c index 741dd13..5c46acf 100644 --- a/security/apparmor/policy_unpack.c +++ b/security/apparmor/policy_unpack.c @@ -554,6 +554,8 @@ static struct aa_profile *unpack_profile(struct aa_ext *e) goto fail; if (!unpack_u32(e, &(profile->caps.extended.cap[1]), NULL)) goto fail; + if (!unpack_nameX(e, AA_STRUCTEND, NULL)) + goto fail; } if (!unpack_rlimits(e, profile)) |