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TI-2019-06296 Aliases CVE-2019-8733GHSA-2j6f-ff8c-5pq9

Out-of-bounds write in Apple tvOS

Priority MEDIUM 42CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 9 fixed, 2 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.

Summary

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 13, iTunes for Windows 12.10.1, iCloud for Windows 10.7, iCloud for Windows 7.14. Processing maliciously crafted web content may lead to arbitrary code execution.

Why it matters now

EPSS 0.01892 79th percentileScored 2026-11-07
Fix Partial tvOS (Apple): tvOS 13iTunes for Windows (Apple): iTunes for Windows 12.10.1+2 more productsRed Hat: 1 advisoryRed Hat: 9 fixed, 2 without a fix

SSVC decision points

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

Affected products

VendorProductAffected versionsFixed inStatusSource
AppletvOSbefore tvOS 13tvOS 13Patch availableCNA
AppleiTunes for Windowsbefore iTunes for Windows 12.10.1iTunes for Windows 12.10.1Patch availableCNA
AppleiCloud for Windowsbefore iCloud for Windows 10.7iCloud for Windows 10.7Patch availableCNA
AppleiCloud for Windows (Legacy)before iCloud for Windows 7.14iCloud for Windows 7.14Patch availableCNA
  • tvOS VendorApple Affected before tvOS 13 Fixed in tvOS 13 Patch available CNA
  • iTunes for Windows VendorApple Affected before iTunes for Windows 12.10.1 Fixed in iTunes for Windows 12.10.1 Patch available CNA
  • iCloud for Windows VendorApple Affected before iCloud for Windows 10.7 Fixed in iCloud for Windows 10.7 Patch available CNA
  • iCloud for Windows (Legacy) VendorApple Affected before iCloud for Windows 7.14 Fixed in iCloud for Windows 7.14 Patch available CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*before 7.14; 10.0 to before 10.7VulnerableApple
cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*before 12.10.1VulnerableApple
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*before 13VulnerableApple
  • cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* Versions before 7.14; 10.0 to before 10.7 Vulnerable ·Apple
  • cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* Versions before 12.10.1 Vulnerable ·Apple
  • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 13 Vulnerable ·Apple

Remediation

  • Fix · CNA tvOS (Apple) Fixed in tvOS 13
  • Fix · CNA iTunes for Windows (Apple) Fixed in iTunes for Windows 12.10.1
  • Fix · CNA iCloud for Windows (Apple) Fixed in iCloud for Windows 10.7
  • Fix · CNA iCloud for Windows (Legacy) (Apple) Fixed in iCloud for Windows 7.14

Red Hat 1 advisory

  • RHSA-2020:4035 Released 2020-09-29 · Red Hat rating Moderate
    webkitgtk4 security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) webkitgtk4-2.28.2-2.el7, webkitgtk4-jsc-2.28.2-2.el7
    • Red Hat Enterprise Linux Client Optional (v. 7) webkitgtk4-devel-2.28.2-2.el7, webkitgtk4-doc-2.28.2-2.el7, webkitgtk4-jsc-devel-2.28.2-2.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) webkitgtk4-2.28.2-2.el7, webkitgtk4-jsc-2.28.2-2.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) webkitgtk4-devel-2.28.2-2.el7, webkitgtk4-doc-2.28.2-2.el7, webkitgtk4-jsc-devel-2.28.2-2.el7
    • Red Hat Enterprise Linux Server (v. 7) webkitgtk4-2.28.2-2.el7, webkitgtk4-2.28.2-2.el7.ppc, webkitgtk4-devel-2.28.2-2.el7 +3
    • Red Hat Enterprise Linux Server Optional (v. 7) webkitgtk4-devel-2.28.2-2.el7, webkitgtk4-devel-2.28.2-2.el7.ppc, webkitgtk4-doc-2.28.2-2.el7 +2
    • Red Hat Enterprise Linux Workstation (v. 7) webkitgtk4-2.28.2-2.el7, webkitgtk4-devel-2.28.2-2.el7, webkitgtk4-jsc-2.28.2-2.el7 +1
    • Red Hat Enterprise Linux Workstation Optional (v. 7) webkitgtk4-doc-2.28.2-2.el7

Fixed in the same release

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

  • Advisory ·

    Apple iCloud for Windows, iCloud for Windows (Legacy) and 2 more products — GLSA-202003-22

    23 records Highest priority Priority MEDIUM 20 MEDIUM, 3 LOW

    Other records, highest priority first

    Show all 23 records → Advisory →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 7AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux AppStream (v. 8)Fixed—
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2020:4035
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2020:4035
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2020:4035
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2020:4035
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2020:4035
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2020:4035
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2020:4035
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2020:4035

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-8733
  2. 2026-10-03 Alias added: GHSA-2j6f-ff8c-5pq9

References

Advisory 4

  • TI-2019-06084 Type confusion in Apple iOS KEVCVSS 3.1HIGH 8.8
  • TI-2020-16987 Type confusion in Apple watchOS KEVCVSS 3.1HIGH 7.8
  • TI-2020-07926 Apple iOS: A remote attacker may be able to cause arbitrary code execution CVSS 3.1CRITICAL 9.8
  • TI-2018-03187 Memory corruption in Apple WebKit CVSS 3.1HIGH 8.8
  • TI-2018-03118 Memory corruption in Apple WebKit CVSS 3.0HIGH 8.8
  • TI-2018-03361 Memory corruption in iOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for Windows CVSS 3.0HIGH 8.8
See all 448 →

Sources

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