added check for system account owner (#12)

zfedoran · web-flow · commit 1dbf9b7969fe · 2025-01-29T13:24:55.000-05:00
diff --git a/api/src/helpers.rs b/api/src/helpers.rs
@@ -74,6 +74,10 @@ pub fn check_readonly(account: &AccountInfo) -> ProgramResult {
 }
 
 pub fn check_uninitialized_pda(account: &AccountInfo, seeds: &[&[u8]], bump: u8, program_id: &Pubkey) -> ProgramResult {
+    if !account.owner.eq(&system_program::ID) {
+        return Err(ProgramError::InvalidAccountData);
+    }
+
     account.is_empty()?.is_writable()?.has_seeds(seeds, bump, program_id)?;
     Ok(())
 }

Original file line number	Diff line number	Diff line change
`@@ -74,6 +74,10 @@ pub fn check_readonly(account: &AccountInfo) -> ProgramResult {`
`74`	`74`	`}`
`75`	`75`
`76`	`76`	`pub fn check_uninitialized_pda(account: &AccountInfo, seeds: &[&[u8]], bump: u8, program_id: &Pubkey) -> ProgramResult {`
	`77`	`+ if !account.owner.eq(&system_program::ID) {`
	`78`	`+ return Err(ProgramError::InvalidAccountData);`
	`79`	`+ }`
	`80`	`+`
`77`	`81`	`account.is_empty()?.is_writable()?.has_seeds(seeds, bump, program_id)?;`
`78`	`82`	`Ok(())`
`79`	`83`	`}`