diff options
Diffstat (limited to 'security/apparmor/apparmorfs.c')
-rw-r--r-- | security/apparmor/apparmorfs.c | 49 |
1 files changed, 34 insertions, 15 deletions
diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c index 53a0070ff5df..38650e52ef57 100644 --- a/security/apparmor/apparmorfs.c +++ b/security/apparmor/apparmorfs.c @@ -423,7 +423,7 @@ static ssize_t policy_update(u32 mask, const char __user *buf, size_t size, /* high level check about policy management - fine grained in * below after unpack */ - error = aa_may_manage_policy(label, ns, mask); + error = aa_may_manage_policy(current_cred(), label, ns, mask); if (error) goto end_section; @@ -486,7 +486,8 @@ static ssize_t profile_remove(struct file *f, const char __user *buf, /* high level check about policy management - fine grained in * below after unpack */ - error = aa_may_manage_policy(label, ns, AA_MAY_REMOVE_POLICY); + error = aa_may_manage_policy(current_cred(), label, ns, + AA_MAY_REMOVE_POLICY); if (error) goto out; @@ -618,23 +619,23 @@ static void profile_query_cb(struct aa_profile *profile, struct aa_perms *perms, if (profile_unconfined(profile)) return; - if (rules->file.dfa && *match_str == AA_CLASS_FILE) { - state = aa_dfa_match_len(rules->file.dfa, - rules->file.start[AA_CLASS_FILE], + if (rules->file->dfa && *match_str == AA_CLASS_FILE) { + state = aa_dfa_match_len(rules->file->dfa, + rules->file->start[AA_CLASS_FILE], match_str + 1, match_len - 1); if (state) { struct path_cond cond = { }; - tmp = *(aa_lookup_fperms(&(rules->file), state, &cond)); + tmp = *(aa_lookup_fperms(rules->file, state, &cond)); } - } else if (rules->policy.dfa) { + } else if (rules->policy->dfa) { if (!RULE_MEDIATES(rules, *match_str)) return; /* no change to current perms */ - state = aa_dfa_match_len(rules->policy.dfa, - rules->policy.start[0], + state = aa_dfa_match_len(rules->policy->dfa, + rules->policy->start[0], match_str, match_len); if (state) - tmp = *aa_lookup_perms(&rules->policy, state); + tmp = *aa_lookup_perms(rules->policy, state); } aa_apply_modes_to_perms(profile, &tmp); aa_perms_accum_raw(perms, &tmp); @@ -1095,7 +1096,7 @@ static int seq_profile_attach_show(struct seq_file *seq, void *v) struct aa_profile *profile = labels_profile(label); if (profile->attach.xmatch_str) seq_printf(seq, "%s\n", profile->attach.xmatch_str); - else if (profile->attach.xmatch.dfa) + else if (profile->attach.xmatch->dfa) seq_puts(seq, "<unknown>\n"); else seq_printf(seq, "%s\n", profile->base.name); @@ -1314,7 +1315,6 @@ SEQ_RAWDATA_FOPS(compressed_size); static int decompress_zstd(char *src, size_t slen, char *dst, size_t dlen) { -#ifdef CONFIG_SECURITY_APPARMOR_EXPORT_BINARY if (slen < dlen) { const size_t wksp_len = zstd_dctx_workspace_bound(); zstd_dctx *ctx; @@ -1341,7 +1341,6 @@ cleanup: kvfree(wksp); return ret; } -#endif if (dlen < slen) return -EINVAL; @@ -1806,7 +1805,8 @@ static int ns_mkdir_op(struct mnt_idmap *idmap, struct inode *dir, int error; label = begin_current_label_crit_section(); - error = aa_may_manage_policy(label, NULL, AA_MAY_LOAD_POLICY); + error = aa_may_manage_policy(current_cred(), label, NULL, + AA_MAY_LOAD_POLICY); end_current_label_crit_section(label); if (error) return error; @@ -1855,7 +1855,8 @@ static int ns_rmdir_op(struct inode *dir, struct dentry *dentry) int error; label = begin_current_label_crit_section(); - error = aa_may_manage_policy(label, NULL, AA_MAY_LOAD_POLICY); + error = aa_may_manage_policy(current_cred(), label, NULL, + AA_MAY_LOAD_POLICY); end_current_label_crit_section(label); if (error) return error; @@ -2339,10 +2340,16 @@ static struct aa_sfs_entry aa_sfs_entry_domain[] = { AA_SFS_FILE_BOOLEAN("post_nnp_subset", 1), AA_SFS_FILE_BOOLEAN("computed_longest_left", 1), AA_SFS_DIR("attach_conditions", aa_sfs_entry_attach), + AA_SFS_FILE_BOOLEAN("disconnected.path", 1), AA_SFS_FILE_STRING("version", "1.2"), { } }; +static struct aa_sfs_entry aa_sfs_entry_unconfined[] = { + AA_SFS_FILE_BOOLEAN("change_profile", 1), + { } +}; + static struct aa_sfs_entry aa_sfs_entry_versions[] = { AA_SFS_FILE_BOOLEAN("v5", 1), AA_SFS_FILE_BOOLEAN("v6", 1), @@ -2352,11 +2359,15 @@ static struct aa_sfs_entry aa_sfs_entry_versions[] = { { } }; +#define PERMS32STR "allow deny subtree cond kill complain prompt audit quiet hide xindex tag label" static struct aa_sfs_entry aa_sfs_entry_policy[] = { AA_SFS_DIR("versions", aa_sfs_entry_versions), AA_SFS_FILE_BOOLEAN("set_load", 1), /* number of out of band transitions supported */ AA_SFS_FILE_U64("outofband", MAX_OOB_SUPPORTED), + AA_SFS_FILE_U64("permstable32_version", 1), + AA_SFS_FILE_STRING("permstable32", PERMS32STR), + AA_SFS_DIR("unconfined_restrictions", aa_sfs_entry_unconfined), { } }; @@ -2368,6 +2379,7 @@ static struct aa_sfs_entry aa_sfs_entry_mount[] = { static struct aa_sfs_entry aa_sfs_entry_ns[] = { AA_SFS_FILE_BOOLEAN("profile", 1), AA_SFS_FILE_BOOLEAN("pivot_root", 0), + AA_SFS_FILE_STRING("mask", "userns_create"), { } }; @@ -2382,6 +2394,12 @@ static struct aa_sfs_entry aa_sfs_entry_query[] = { AA_SFS_DIR("label", aa_sfs_entry_query_label), { } }; + +static struct aa_sfs_entry aa_sfs_entry_io_uring[] = { + AA_SFS_FILE_STRING("mask", "sqpoll override_creds"), + { } +}; + static struct aa_sfs_entry aa_sfs_entry_features[] = { AA_SFS_DIR("policy", aa_sfs_entry_policy), AA_SFS_DIR("domain", aa_sfs_entry_domain), @@ -2395,6 +2413,7 @@ static struct aa_sfs_entry aa_sfs_entry_features[] = { AA_SFS_DIR("ptrace", aa_sfs_entry_ptrace), AA_SFS_DIR("signal", aa_sfs_entry_signal), AA_SFS_DIR("query", aa_sfs_entry_query), + AA_SFS_DIR("io_uring", aa_sfs_entry_io_uring), { } }; |