Mac OS X vulnerabilities
77 known vulnerabilities in Mac OS X from Apple. 74 are rated high or critical, and 24 have been exploited in real attacks. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.
Latest first
- 5.5 Medium severity
Apple macOS Out-of-Bounds Read Exploited
An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Monterey 12.3.1, Security Update 2022-004 Catalina, macOS Big Sur 11.6.6. A local user may be able
- 7.8 High severity
iOS and iPadOS: Out-of-bounds Write
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.4 and iPadOS 15.4, Security Update 2022-003 Catalina, macOS Monterey 12.3, macOS Big Sur 11.6.5. A malicious application may be able to execute arbitrary code
- 7.8 High severity
macOS: Access of Resource Using Incompatible Type
A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. An application may be able to execute arbitrary code with kernel privileges.
- 7.8 High severity
macOS: Out-of-bounds Write
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. An application may be able to gain elevated privileges.
- 7.1 High severity
macOS: Out-of-bounds Read
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. Processing a maliciously crafted AppleScript binary may result in unexpected application ter
- 7.1 High severity
macOS: Out-of-bounds Read
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. Processing a maliciously crafted AppleScript binary may result in unexpected application ter
- 7.1 High severity
macOS: Out-of-bounds Read
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. Processing a maliciously crafted AppleScript binary may result in unexpected application te
- 7.8 High severity
iOS and iPadOS: Use After Free
A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.4, iOS 15.4 and iPadOS 15.4, macOS Big Sur 11.6.5, Security Update 2022-003 Catalina, watchOS 8.5, macOS Monterey 12.3. An application may be able to execute a
- 7.8 High severity
iOS and iPadOS: Use After Free
A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.4, iOS 15.4 and iPadOS 15.4, macOS Big Sur 11.6.5, Security Update 2022-003 Catalina, watchOS 8.5, macOS Monterey 12.3. An application may be able to execute a
- 7.8 High severity
iOS and iPadOS: Out-of-bounds Write
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in tvOS 15.4, iOS 15.4 and iPadOS 15.4, macOS Big Sur 11.6.5, Security Update 2022-003 Catalina, watchOS 8.5, macOS Monterey 12.3. An application may be able to execu
- 7.8 High severity
macOS: Out-of-bounds Write
A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, Security Update 2022-003 Catalina. Processing a maliciously crafted file may lead to arbitrary code execution.
- 7.8 High severity
iOS and iPadOS: Buffer Copy without Checking Size of Input
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.3 and iPadOS 15.3, watchOS 8.4, tvOS 15.3, Security Update 2022-001 Catalina, macOS Monterey 12.2, macOS Big Sur 11.6.3. A malicious application may be able to e
- 9.1 Critical severity
Apache HTTP Server: Integer Overflow or Wraparound
If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apache HTTP Server 2.4.52 and earlier.
- 9.8 Critical severity
Apache HTTP Server: Inconsistent Interpretation of HTTP Requests
Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server to HTTP Request Smuggling
- 7.5 High severity
Apache HTTP Server: Improper Initialization
A carefully crafted request body can cause a read to a random memory area which could cause the process to crash. This issue affects Apache HTTP Server 2.4.52 and earlier.
- 7.8 High severity
Apple macOS Unspecified Exploited
A permissions issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.4. A malicious application may be able to bypass Privacy preferences. Apple is aware of a report that this issue may have been actively exploited..
- 5.5 Medium severity
Apple macOS Unspecified Exploited
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. A malicious application may bypass Gatekeeper checks. Apple is aware of a report that this issue may have been actively ex
- 7.5 High severity
Apple iOS, macOS, watchOS Sandbox Bypass Exploited
A deserialization issue was addressed through improved validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 12.5.5, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. A sandboxed process may be able to circumvent sandbox restrict
- 7.8 High severity
Apple iOS, iPadOS, and macOS Type Confusion Exploited
A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, Security Update 2021-006 Catalina. A malicio
- 7.8 High severity
Apple Multiple Products Integer Overflow Exploited
An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. Processing a maliciously crafted PDF may lead to arbitrary code execution.
- 9.8 Critical severity
Apple iOS, iPadOS, and macOS WebKit Remote Code Execution Exploited
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Ap
- 9.8 Critical severity
Apple iOS, iPadOS, and macOS WebKit Remote Code Execution Exploited
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Ap
- 8.8 High severity
Apple Multiple Products Type Confusion Exploited
A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing malici
- 7.0 High severity
Apple Multiple Products Race Condition Exploited
A race condition was addressed with improved locking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A malicious application may be able to elevat
- 7.8 High severity
Apple Multiple Products Type Confusion Exploited
A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3
- 7.8 High severity
Apple Multiple Products Memory Corruption Exploited
A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchO
- 5.5 Medium severity
Apple iOS, iPadOS, and macOS Input Validation Exploited
An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6. A local user may be able to view sensitive user information.
- 7.8 High severity
Apple Multiple Products Code Execution Exploited
A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13.5.1, macOS Catalina 10.15.5 Supplemental Update, tvOS 13.4.6, watchOS 6.2.6. An application may be able to execute arbitrary code with kerne
- 7.8 High severity
Apple Multiple Products Memory Corruption Exploited
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. An application may be able to execute arbitrary code with kernel privileges.
- 7.8 High severity
Apple Multiple Products Use-After-Free Exploited
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. A malicious application may be able to execute arbitrary code with system privileges.
- 7.8 High severity
Apple macOS Use-After-Free Exploited
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Mojave 10.14.4. An application may be able to gain elevated privileges.
- 7.8 High severity
Apple Multiple Products Memory Corruption Exploited
A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 12.1.4, macOS Mojave 10.14.3 Supplemental Update. An application may be able to gain elevated privileges.
- 7.8 High severity
Apple Multiple Products Memory Corruption Exploited
A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.
- 7.5 High severity
Apple iOS and macOS Group Facetime Exploited
A logic issue existed in the handling of Group FaceTime calls. The issue was addressed with improved state management. This issue is fixed in iOS 12.1.4, macOS Mojave 10.14.3 Supplemental Update. The initiator of a Group FaceTime call may be able to cause the
- 7.8 High severity
Apple OS X Authentication Bypass Exploited
The XPC implementation in Admin Framework in Apple OS X before 10.10.3 allows local users to bypass authentication and obtain admin privileges via unspecified vectors.
- 7.8 High severity
Apple OS X Heap-Based Buffer Overflow Exploited
Heap-based buffer overflow in IOHIDFamily in Apple iOS before 8 and Apple TV before 7 allows attackers to execute arbitrary code in a privileged context via an application that provides crafted key-mapping properties.
- 7.5 High severity
PHP-CGI Query String Parameter Exploited
sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI script (aka php-cgi), does not properly handle query strings that lack an = (equals sign) character, which allows remote attackers to execute arbitrary code by placing co