Out-of-bounds write in Apple macOS
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Security Update 2022-005 Catalina, macOS Big Sur 11.6.8, macOS Monterey 12.5. Processing a maliciously crafted Postscript file may result in unexpected app termination or disclosure of process memory.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Apple | macOS | before 12.5 | 12.5 | Patch available | CNA |
| Apple | macOS | before 11.6 | 11.6 | Patch available | CNA |
| Apple | macOS | before 2022 | 2022 | Patch available | CNA |
- macOS VendorApple Affected before 12.5 Fixed in 12.5 Patch available CNA
- macOS VendorApple Affected before 11.6 Fixed in 11.6 Patch available CNA
- macOS VendorApple Affected before 2022 Fixed in 2022 Patch available CNA
CPE configurations NVD · 15
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:* | 10.15.7 security_update_2020-001 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:* | 10.15.7 security_update_2021-001 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:* | 10.15.7 security_update_2021-002 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:* | 10.15.7 security_update_2021-003 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:* | 10.15.7 security_update_2021-004 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:* | 10.15.7 security_update_2021-005 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:* | 10.15.7 security_update_2021-006 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:* | 10.15.7 security_update_2021-007 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:* | 10.15.7 security_update_2021-008 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:* | 10.15.7 security_update_2022-001 | Vulnerable | Apple |
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:* Versions 10.15.7 security_update_2020-001 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:* Versions 10.15.7 security_update_2021-001 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:* Versions 10.15.7 security_update_2021-002 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:* Versions 10.15.7 security_update_2021-003 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:* Versions 10.15.7 security_update_2021-004 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:* Versions 10.15.7 security_update_2021-005 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:* Versions 10.15.7 security_update_2021-006 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:* Versions 10.15.7 security_update_2021-007 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:* Versions 10.15.7 security_update_2021-008 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:* Versions 10.15.7 security_update_2022-001 Vulnerable ·Apple
Show 5 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:* | 10.15.7 security_update_2022-002 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:* | 10.15.7 security_update_2022-003 | Vulnerable | Apple |
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | before 10.15.7; 11.0 to before 11.6.8; 12.0 to before 12.5 | Vulnerable | Apple |
| cpe:2.3:o:apple:macos:10.15.7:-:*:*:*:*:*:* | 10.15.7 | Vulnerable | Apple |
| cpe:2.3:o:apple:macos:10.15.7:security_update_2022-004:*:*:*:*:*:* | 10.15.7 security_update_2022-004 | Vulnerable | Apple |
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:* Versions 10.15.7 security_update_2022-002 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:* Versions 10.15.7 security_update_2022-003 Vulnerable ·Apple
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions before 10.15.7; 11.0 to before 11.6.8; 12.0 to before 12.5 Vulnerable ·Apple
- cpe:2.3:o:apple:macos:10.15.7:-:*:*:*:*:*:* Versions 10.15.7 Vulnerable ·Apple
- cpe:2.3:o:apple:macos:10.15.7:security_update_2022-004:*:*:*:*:*:* Versions 10.15.7 security_update_2022-004 Vulnerable ·Apple
Remediation
- Fix · CNA macOS (Apple) Fixed in 12.5
- Fix · CNA macOS (Apple) Fixed in 11.6
- Fix · CNA macOS (Apple) Fixed in 2022
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apple macOS 12.5
38 records Highest priority Priority MEDIUM 5 MEDIUM, 33 LOW
Other records, highest priority first
- TI-2022-14379 Protection mechanism failure in Apple macOSPriority MEDIUM 57
- TI-2022-14381 Memory corruption in Apple macOSPriority MEDIUM 51
- TI-2022-14332 Out-of-bounds write in Apple macOSPriority MEDIUM 44
- Release ·
Apple macOS 11.6
23 records Highest priority Priority MEDIUM 3 MEDIUM, 20 LOW
Other records, highest priority first
- TI-2022-14381 Memory corruption in Apple macOSPriority MEDIUM 51
- TI-2022-14331 Uncontrolled resource consumption in Apple macOSPriority MEDIUM 43
- TI-2022-14328 Out-of-bounds write in Apple macOSPriority MEDIUM 43
Show 1 more group
- Release ·
Apple macOS 2022
22 records Highest priority Priority MEDIUM 2 MEDIUM, 20 LOW
Other records, highest priority first
- TI-2022-14381 Memory corruption in Apple macOSPriority MEDIUM 51
- TI-2022-14328 Out-of-bounds write in Apple macOSPriority MEDIUM 43
- TI-2022-14376 Out-of-bounds read in Apple macOSPriority LOW 37
Timeline
- 2026-10-02 Threatist record created from CVE-2022-32843
- 2026-10-03 Alias added: GHSA-692h-cj57-w2g9
References
More Apple Mac Os X vulnerabilities
- TI-2021-01573 Apple iOS and iPadOS: A remote attacker may be able to cause arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
- TI-2021-01572 Apple iOS and iPadOS: A remote attacker may be able to cause arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05157 GNU Bash through 4.3 processes trailing strings after function definitions in the values… KEVCVSS 3.1CRITICAL 9.8
- TI-2012-01607 sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI… KEVCVSS 3.1CRITICAL 9.8
- TI-2022-02117 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2022-32843 · CVE Program
- CVE-2022-32843 · NVD
- FIRST EPSS
- GHSA-692h-cj57-w2g9 · GitHub Advisory Database · CC BY 4.0
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