diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/audit.c | 9 | ||||
| -rw-r--r-- | kernel/audit_tree.c | 2 | ||||
| -rw-r--r-- | kernel/auditfilter.c | 16 | ||||
| -rw-r--r-- | kernel/auditsc.c | 33 |
4 files changed, 32 insertions, 28 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index ce6d8ea3131..9442c3533ba 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -766,6 +766,9 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh) audit_log_format(ab, " msg="); size = nlmsg_len(nlh); + if (size > 0 && + ((unsigned char *)data)[size - 1] == '\0') + size--; audit_log_n_untrustedstring(ab, data, size); } audit_set_pid(ab, pid); @@ -1382,7 +1385,7 @@ void audit_log_n_string(struct audit_buffer *ab, const char *string, int audit_string_contains_control(const char *string, size_t len) { const unsigned char *p; - for (p = string; p < (const unsigned char *)string + len && *p; p++) { + for (p = string; p < (const unsigned char *)string + len; p++) { if (*p == '"' || *p < 0x21 || *p > 0x7e) return 1; } @@ -1437,13 +1440,13 @@ void audit_log_d_path(struct audit_buffer *ab, const char *prefix, /* We will allow 11 spaces for ' (deleted)' to be appended */ pathname = kmalloc(PATH_MAX+11, ab->gfp_mask); if (!pathname) { - audit_log_format(ab, "<no memory>"); + audit_log_string(ab, "<no_memory>"); return; } p = d_path(path, pathname, PATH_MAX+11); if (IS_ERR(p)) { /* Should never happen since we send PATH_MAX */ /* FIXME: can we save some information here? */ - audit_log_format(ab, "<too long>"); + audit_log_string(ab, "<too_long>"); } else audit_log_untrustedstring(ab, p); kfree(pathname); diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c index 8ad9545b8db..917ab952556 100644 --- a/kernel/audit_tree.c +++ b/kernel/audit_tree.c @@ -385,6 +385,7 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree) mutex_lock(&inode->inotify_mutex); if (inotify_clone_watch(&old->watch, &chunk->watch) < 0) { mutex_unlock(&inode->inotify_mutex); + put_inotify_watch(&old->watch); free_chunk(chunk); return -ENOSPC; } @@ -394,6 +395,7 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree) chunk->dead = 1; inotify_evict_watch(&chunk->watch); mutex_unlock(&inode->inotify_mutex); + put_inotify_watch(&old->watch); put_inotify_watch(&chunk->watch); return 0; } diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c index fbf24d121d9..a6fe71fd5d1 100644 --- a/kernel/auditfilter.c +++ b/kernel/auditfilter.c @@ -135,18 +135,18 @@ static void audit_remove_watch(struct audit_watch *watch) static inline void audit_free_rule(struct audit_entry *e) { int i; - + struct audit_krule *erule = &e->rule; /* some rules don't have associated watches */ - if (e->rule.watch) - audit_put_watch(e->rule.watch); - if (e->rule.fields) - for (i = 0; i < e->rule.field_count; i++) { - struct audit_field *f = &e->rule.fields[i]; + if (erule->watch) + audit_put_watch(erule->watch); + if (erule->fields) + for (i = 0; i < erule->field_count; i++) { + struct audit_field *f = &erule->fields[i]; kfree(f->lsm_str); security_audit_rule_free(f->lsm_rule); } - kfree(e->rule.fields); - kfree(e->rule.filterkey); + kfree(erule->fields); + kfree(erule->filterkey); kfree(e); } diff --git a/kernel/auditsc.c b/kernel/auditsc.c index 2bfc6478676..7d6ac7c1f41 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -329,6 +329,14 @@ static int audit_match_filetype(struct audit_context *ctx, int which) */ #ifdef CONFIG_AUDIT_TREE +static void audit_set_auditable(struct audit_context *ctx) +{ + if (!ctx->prio) { + ctx->prio = 1; + ctx->current_state = AUDIT_RECORD_CONTEXT; + } +} + static int put_tree_ref(struct audit_context *ctx, struct audit_chunk *chunk) { struct audit_tree_refs *p = ctx->trees; @@ -742,17 +750,9 @@ void audit_filter_inodes(struct task_struct *tsk, struct audit_context *ctx) rcu_read_unlock(); } -static void audit_set_auditable(struct audit_context *ctx) -{ - if (!ctx->prio) { - ctx->prio = 1; - ctx->current_state = AUDIT_RECORD_CONTEXT; - } -} - static inline struct audit_context *audit_get_context(struct task_struct *tsk, int return_valid, - int return_code) + long return_code) { struct audit_context *context = tsk->audit_context; @@ -1024,7 +1024,7 @@ static int audit_log_single_execve_arg(struct audit_context *context, { char arg_num_len_buf[12]; const char __user *tmp_p = p; - /* how many digits are in arg_num? 3 is the length of a=\n */ + /* how many digits are in arg_num? 3 is the length of " a=" */ size_t arg_num_len = snprintf(arg_num_len_buf, 12, "%d", arg_num) + 3; size_t len, len_left, to_send; size_t max_execve_audit_len = MAX_EXECVE_AUDIT_LEN; @@ -1110,7 +1110,7 @@ static int audit_log_single_execve_arg(struct audit_context *context, * so we can be sure nothing was lost. */ if ((i == 0) && (too_long)) - audit_log_format(*ab, "a%d_len=%zu ", arg_num, + audit_log_format(*ab, " a%d_len=%zu", arg_num, has_cntl ? 2*len : len); /* @@ -1130,7 +1130,7 @@ static int audit_log_single_execve_arg(struct audit_context *context, buf[to_send] = '\0'; /* actually log it */ - audit_log_format(*ab, "a%d", arg_num); + audit_log_format(*ab, " a%d", arg_num); if (too_long) audit_log_format(*ab, "[%d]", i); audit_log_format(*ab, "="); @@ -1138,7 +1138,6 @@ static int audit_log_single_execve_arg(struct audit_context *context, audit_log_n_hex(*ab, buf, to_send); else audit_log_format(*ab, "\"%s\"", buf); - audit_log_format(*ab, "\n"); p += to_send; len_left -= to_send; @@ -1166,7 +1165,7 @@ static void audit_log_execve_info(struct audit_context *context, p = (const char __user *)axi->mm->arg_start; - audit_log_format(*ab, "argc=%d ", axi->argc); + audit_log_format(*ab, "argc=%d", axi->argc); /* * we need some kernel buffer to hold the userspace args. Just @@ -1479,7 +1478,7 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts case 0: /* name was specified as a relative path and the * directory component is the cwd */ - audit_log_d_path(ab, " name=", &context->pwd); + audit_log_d_path(ab, "name=", &context->pwd); break; default: /* log the name's directory component */ @@ -2150,7 +2149,7 @@ int audit_set_loginuid(struct task_struct *task, uid_t loginuid) * __audit_mq_open - record audit data for a POSIX MQ open * @oflag: open flag * @mode: mode bits - * @u_attr: queue attributes + * @attr: queue attributes * */ void __audit_mq_open(int oflag, mode_t mode, struct mq_attr *attr) @@ -2197,7 +2196,7 @@ void __audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, /** * __audit_mq_notify - record audit data for a POSIX MQ notify * @mqdes: MQ descriptor - * @u_notification: Notification event + * @notification: Notification event * */ |