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TI-2021-11208 Aliases CVE-2021-30835GHSA-vx67-27v6-57jj

Apple Security Update - Catalina: Processing a maliciously crafted image may lead to…

Priority MEDIUM 40Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

This issue was addressed with improved checks. This issue is fixed in Security Update 2021-005 Catalina, iTunes 12.12 for Windows, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing a maliciously crafted image may lead to arbitrary code execution.

Why it matters now

EPSS 0.03085 87th percentileScored 2026-11-07
Fix Fixed Security Update - Catalina (Apple): 2021iOS and iPadOS (Apple): 15+3 more products

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
AppleSecurity Update - Catalinabefore 20212021Patch availableCNA
AppleiOS and iPadOSbefore 1515Patch availableCNA
AppletvOSbefore 1515Patch availableCNA
AppleiTunes for Windowsbefore 12.1212.12Patch availableCNA
ApplewatchOSbefore 88Patch availableCNA
  • Security Update - Catalina VendorApple Affected before 2021 Fixed in 2021 Patch available CNA
  • iOS and iPadOS VendorApple Affected before 15 Fixed in 15 Patch available CNA
  • tvOS VendorApple Affected before 15 Fixed in 15 Patch available CNA
  • iTunes for Windows VendorApple Affected before 12.12 Fixed in 12.12 Patch available CNA
  • watchOS VendorApple Affected before 8 Fixed in 8 Patch available CNA

CPE configurations NVD · 17

CPEVersionsRoleVendor
cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*before 12.12VulnerableApple
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*before 15.0VulnerableApple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 15.0VulnerableApple
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*10.15 – 10.15.6VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*10.15.7VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*10.15.7 security_update_2020VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*10.15.7 security_update_2020-001VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*10.15.7 security_update_2020-005VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*10.15.7 security_update_2020-007VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*10.15.7 security_update_2021-001VulnerableApple
  • cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* Versions before 12.12 Vulnerable ·Apple
  • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 15.0 Vulnerable ·Apple
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 15.0 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions 10.15 – 10.15.6 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:* Versions 10.15.7 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:* Versions 10.15.7 security_update_2020 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_2020-005:*:*:*:*:*:* Versions 10.15.7 security_update_2020-005 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:* Versions 10.15.7 security_update_2020-007 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
Show 7 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*10.15.7 security_update_2021-002VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*10.15.7 security_update_2021-003VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*10.15.7 security_update_2021-004VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*10.15.7 supplemental_updateVulnerableApple
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*before 11.6VulnerableApple
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*before 15.0VulnerableApple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*before 8.0VulnerableApple
  • 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:supplemental_update:*:*:*:*:*:* Versions 10.15.7 supplemental_update Vulnerable ·Apple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions before 11.6 Vulnerable ·Apple
  • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 15.0 Vulnerable ·Apple
  • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 8.0 Vulnerable ·Apple

Remediation

  • Fix · CNA Security Update - Catalina (Apple) Fixed in 2021
  • Fix · CNA iOS and iPadOS (Apple) Fixed in 15
  • Fix · CNA tvOS (Apple) Fixed in 15
  • Fix · CNA iTunes for Windows (Apple) Fixed in 12.12
  • Fix · CNA watchOS (Apple) Fixed in 8

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Apple iOS and iPadOS 15

    12 records Highest priority Priority MEDIUM 1 MEDIUM, 11 LOW

    Other records, highest priority first

    • TI-2021-11221 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 38
    • TI-2021-11220 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
    • TI-2021-11218 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
    Show all 12 records →
  • Release ·

    Apple watchOS 8

    6 records Highest priority Priority MEDIUM 1 MEDIUM, 5 LOW

    Other records, highest priority first

    • TI-2021-11221 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 38
    • TI-2021-11218 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
    • TI-2021-11210 Apple iOS and iPadOS: An application may be able to execute arbitrary code with kernel…Priority LOW 37
    Show all 6 records →
Show 3 more groups
  • Release ·

    Apple tvOS 15

    5 records Highest priority Priority MEDIUM 1 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2021-11221 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 38
    • TI-2021-11218 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
    • TI-2021-11210 Apple iOS and iPadOS: An application may be able to execute arbitrary code with kernel…Priority LOW 37
    Show all 5 records →
  • Release ·

    Apple iTunes for Windows 12.12

    2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2021-11221 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 38
    Show all 2 records →
  • Release ·

    Apple Security Update - Catalina 2021

    2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2020-17802 Race condition in Apple Security Update - CatalinaPriority LOW 35
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-30835
  2. 2026-10-03 Alias added: GHSA-vx67-27v6-57jj

References

Advisory 10

  • TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
  • TI-2022-06854 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
See all 2382 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences