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| author | John Johansen <john.johansen@canonical.com> | 2017-06-09 20:58:42 +0200 |
|---|---|---|
| committer | John Johansen <john.johansen@canonical.com> | 2017-06-11 02:11:37 +0200 |
| commit | 192ca6b55a866e838aee98d9cb6a0b5086467c03 (patch) | |
| tree | eba93d671a1476432f357fa68e6842f548e2cb2f /security/apparmor/include | |
| parent | apparmor: cleanup rename XXX_file_context() to XXX_file_ctx() (diff) | |
| download | linux-192ca6b55a866e838aee98d9cb6a0b5086467c03.tar.xz linux-192ca6b55a866e838aee98d9cb6a0b5086467c03.zip | |
apparmor: revalidate files during exec
Instead of running file revalidation lazily when read/write are called
copy selinux and revalidate the file table on exec. This avoids
extra mediation overhead in read/write and also prevents file handles
being passed through to a grand child unchecked.
Signed-off-by: John Johansen <john.johansen@canonical.com>
Diffstat (limited to 'security/apparmor/include')
| -rw-r--r-- | security/apparmor/include/audit.h | 1 | ||||
| -rw-r--r-- | security/apparmor/include/file.h | 2 |
2 files changed, 3 insertions, 0 deletions
diff --git a/security/apparmor/include/audit.h b/security/apparmor/include/audit.h index 1aeb8550fb82..d548261dd1b7 100644 --- a/security/apparmor/include/audit.h +++ b/security/apparmor/include/audit.h @@ -69,6 +69,7 @@ enum audit_type { #define OP_FLOCK "file_lock" #define OP_FMMAP "file_mmap" #define OP_FMPROT "file_mprotect" +#define OP_INHERIT "file_inherit" #define OP_CREATE "create" #define OP_POST_CREATE "post_create" diff --git a/security/apparmor/include/file.h b/security/apparmor/include/file.h index 19c483850770..df76c208473a 100644 --- a/security/apparmor/include/file.h +++ b/security/apparmor/include/file.h @@ -186,6 +186,8 @@ int aa_path_link(struct aa_profile *profile, struct dentry *old_dentry, int aa_file_perm(const char *op, struct aa_profile *profile, struct file *file, u32 request); +void aa_inherit_files(const struct cred *cred, struct files_struct *files); + static inline void aa_free_file_rules(struct aa_file_rules *rules) { aa_put_dfa(rules->dfa); |