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Bug 1987422 - osclientcerts: null-check before wrapping CF objects a=RyanVM DONTBUILD

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Original Revision: https://phabricator.services.mozilla.com/D264138

Differential Revision: https://phabricator.services.mozilla.com/D267026
This commit is contained in:
Dana Keeler
2025-10-01 18:07:36 +00:00
committed by rvandermeulen@mozilla.com
parent e2d46879fa
commit f51bb96e4e
1 changed files with 13 additions and 3 deletions
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16
security/manager/ssl/osclientcerts/src/backend_macos.rs
View File

@@ -226,6 +226,9 @@ fn sec_key_create_signature(
)
};
if signature.is_null() {
if error.is_null() {
return Err(error_here!(ErrorType::ExternalError));
}
let error = unsafe { CFError::wrap_under_create_rule(error) };
return Err(error_here!(
ErrorType::ExternalError,
@@ -235,8 +238,12 @@ fn sec_key_create_signature(
Ok(unsafe { CFData::wrap_under_create_rule(signature) })
}
fn sec_key_copy_attributes<T: TCFType>(key: &SecKey) -> CFDictionary<CFString, T> {
unsafe { CFDictionary::wrap_under_create_rule(SecKeyCopyAttributes(key.as_concrete_TypeRef())) }
fn sec_key_copy_attributes<T: TCFType>(key: &SecKey) -> Result<CFDictionary<CFString, T>, Error> {
let attributes = unsafe { SecKeyCopyAttributes(key.as_concrete_TypeRef()) };
if attributes.is_null() {
return Err(error_here!(ErrorType::ExternalError));
}
Ok(unsafe { CFDictionary::wrap_under_create_rule(attributes) })
}
fn sec_key_copy_external_representation(key: &SecKey) -> Result<CFData, Error> {
@@ -244,6 +251,9 @@ fn sec_key_copy_external_representation(key: &SecKey) -> Result<CFData, Error> {
let representation =
unsafe { SecKeyCopyExternalRepresentation(key.as_concrete_TypeRef(), &mut error) };
if representation.is_null() {
if error.is_null() {
return Err(error_here!(ErrorType::ExternalError));
}
let error = unsafe { CFError::wrap_under_create_rule(error) };
return Err(error_here!(
ErrorType::ExternalError,
@@ -814,7 +824,7 @@ impl Sign for Key {
}
fn get_key_attribute<T: TCFType + Clone>(key: &SecKey, attr: CFStringRef) -> Result<T, Error> {
let attributes: CFDictionary<CFString, T> = sec_key_copy_attributes(key);
let attributes: CFDictionary<CFString, T> = sec_key_copy_attributes(key)?;
match attributes.find(attr as *const _) {
Some(value) => Ok((*value).clone()),
None => Err(error_here!(ErrorType::ExternalError)),