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[PATCH] validate rule fields' types 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2006-06-05 08:15:59 -04:00
parent f368c07d72
commit 0a73dccc4f
1 changed files with 48 additions and 9 deletions
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57
kernel/auditfilter.c
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@ -348,17 +348,31 @@ static struct audit_entry *audit_rule_to_entry(struct audit_rule *rule)
f->val = rule->values[i];
err = -EINVAL;
if (f->type & AUDIT_UNUSED_BITS)
goto exit_free;
switch(f->type) {
case AUDIT_SE_USER:
case AUDIT_SE_ROLE:
case AUDIT_SE_TYPE:
case AUDIT_SE_SEN:
case AUDIT_SE_CLR:
case AUDIT_WATCH:
default:
goto exit_free;
case AUDIT_PID:
case AUDIT_UID:
case AUDIT_EUID:
case AUDIT_SUID:
case AUDIT_FSUID:
case AUDIT_GID:
case AUDIT_EGID:
case AUDIT_SGID:
case AUDIT_FSGID:
case AUDIT_LOGINUID:
case AUDIT_PERS:
case AUDIT_ARCH:
case AUDIT_MSGTYPE:
case AUDIT_DEVMAJOR:
case AUDIT_DEVMINOR:
case AUDIT_EXIT:
case AUDIT_SUCCESS:
case AUDIT_ARG0:
case AUDIT_ARG1:
case AUDIT_ARG2:
case AUDIT_ARG3:
break;
case AUDIT_INODE:
err = audit_to_inode(&entry->rule, f);
if (err)
@ -432,6 +446,29 @@ static struct audit_entry *audit_data_to_entry(struct audit_rule_data *data,
f->se_str = NULL;
f->se_rule = NULL;
switch(f->type) {
case AUDIT_PID:
case AUDIT_UID:
case AUDIT_EUID:
case AUDIT_SUID:
case AUDIT_FSUID:
case AUDIT_GID:
case AUDIT_EGID:
case AUDIT_SGID:
case AUDIT_FSGID:
case AUDIT_LOGINUID:
case AUDIT_PERS:
case AUDIT_ARCH:
case AUDIT_MSGTYPE:
case AUDIT_PPID:
case AUDIT_DEVMAJOR:
case AUDIT_DEVMINOR:
case AUDIT_EXIT:
case AUDIT_SUCCESS:
case AUDIT_ARG0:
case AUDIT_ARG1:
case AUDIT_ARG2:
case AUDIT_ARG3:
break;
case AUDIT_SE_USER:
case AUDIT_SE_ROLE:
case AUDIT_SE_TYPE:
@ -474,6 +511,8 @@ static struct audit_entry *audit_data_to_entry(struct audit_rule_data *data,
if (err)
goto exit_free;
break;
default:
goto exit_free;
}
}