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TI-2023-22939 Aliases CVE-2023-42852GHSA-jmh8-4h3g-x5g5

Apple iOS and iPadOS: Processing web content may lead to arbitrary code execution

Priority MEDIUM 44Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 14 fixed, 2 without a fix

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat.

Summary

A logic issue was addressed with improved checks. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tvOS 17.1. Processing web content may lead to arbitrary code execution.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01979 80th percentileScored 2026-11-07
Fix Partial iOS and iPadOS (Apple): 16.7, 17.1Safari (Apple): 17.1+3 more productsRed Hat: 9 advisoriesRed Hat: 14 fixed, 2 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AppleiOS and iPadOSbefore 16.716.7Patch availableCNA
AppleSafaribefore 17.117.1Patch availableCNA
AppletvOSbefore 17.117.1Patch availableCNA
ApplemacOSbefore 14.114.1Patch availableCNA
ApplewatchOSbefore 10.110.1Patch availableCNA
AppleiOS and iPadOSbefore 17.117.1Patch availableCNA
  • iOS and iPadOS VendorApple Affected before 16.7 Fixed in 16.7 Patch available CNA
  • Safari VendorApple Affected before 17.1 Fixed in 17.1 Patch available CNA
  • tvOS VendorApple Affected before 17.1 Fixed in 17.1 Patch available CNA
  • macOS VendorApple Affected before 14.1 Fixed in 14.1 Patch available CNA
  • watchOS VendorApple Affected before 10.1 Fixed in 10.1 Patch available CNA
  • iOS and iPadOS VendorApple Affected before 17.1 Fixed in 17.1 Patch available CNA

CPE configurations NVD · 9

CPEVersionsRoleVendor
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*before 17.1VulnerableApple
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*before 16.7.2; 17.0 to before 17.1VulnerableApple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 16.7.2; 17.0 to before 17.1VulnerableApple
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*14.0 to before 14.1VulnerableApple
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*before 17.1VulnerableApple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*before 10.1VulnerableApple
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*37VulnerableFedoraproject
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*11.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*12.0VulnerableDebian
  • cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* Versions before 17.1 Vulnerable ·Apple
  • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 16.7.2; 17.0 to before 17.1 Vulnerable ·Apple
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 16.7.2; 17.0 to before 17.1 Vulnerable ·Apple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 14.0 to before 14.1 Vulnerable ·Apple
  • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 17.1 Vulnerable ·Apple
  • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 10.1 Vulnerable ·Apple
  • cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* Versions 37 Vulnerable ·Fedoraproject
  • cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:* Versions 12.0 Vulnerable ·Debian

Remediation

  • Fix · CNA iOS and iPadOS (Apple) Fixed in 16.7
  • Fix · CNA Safari (Apple) Fixed in 17.1
  • Fix · CNA tvOS (Apple) Fixed in 17.1
  • Fix · CNA macOS (Apple) Fixed in 14.1
  • Fix · CNA watchOS (Apple) Fixed in 10.1
  • Fix · CNA iOS and iPadOS (Apple) Fixed in 17.1

Red Hat 9 advisories

  • RHSA-2025:10364 Released 2025-07-07 · Red Hat rating Important
    webkitgtk4 security update
    • Red Hat Enterprise Linux Server (v. 7 ELS) webkitgtk4-2.48.3-2.el7_9, webkitgtk4-devel-2.48.3-2.el7_9, webkitgtk4-jsc-2.48.3-2.el7_9 +1
    • Red Hat Enterprise Linux Server Optional (v. 7 ELS) webkitgtk4-devel-2.48.3-2.el7_9, webkitgtk4-doc-2.48.3-2.el7_9, webkitgtk4-jsc-devel-2.48.3-2.el7_9
  • RHSA-2024:9679 Released 2024-11-14 · Red Hat rating Important
    webkit2gtk3 security update
    • Red Hat Enterprise Linux AppStream AUS (v.8.4) webkit2gtk3-2.46.3-1.el8_4, webkit2gtk3-devel-2.46.3-1.el8_4, webkit2gtk3-jsc-2.46.3-1.el8_4 +1
    • Red Hat Enterprise Linux AppStream E4S (v.8.4) webkit2gtk3-2.46.3-1.el8_4, webkit2gtk3-devel-2.46.3-1.el8_4, webkit2gtk3-jsc-2.46.3-1.el8_4 +1
    • Red Hat Enterprise Linux AppStream TUS (v.8.4) webkit2gtk3-2.46.3-1.el8_4, webkit2gtk3-devel-2.46.3-1.el8_4, webkit2gtk3-jsc-2.46.3-1.el8_4 +1
  • RHSA-2024:9680 Released 2024-11-14 · Red Hat rating Important
    webkit2gtk3 security update
    • Red Hat Enterprise Linux AppStream AUS (v. 8.2) webkit2gtk3-2.46.3-1.el8_2, webkit2gtk3-devel-2.46.3-1.el8_2, webkit2gtk3-jsc-2.46.3-1.el8_2 +1
Show 6 more Red Hat advisories
  • RHSA-2024:9653 Released 2024-11-14 · Red Hat rating Important
    webkit2gtk3 security update
    • Red Hat Enterprise Linux AppStream AUS (v.8.6) webkit2gtk3-2.46.3-1.el8_6, webkit2gtk3-devel-2.46.3-1.el8_6, webkit2gtk3-jsc-2.46.3-1.el8_6 +1
    • Red Hat Enterprise Linux AppStream E4S (v.8.6) webkit2gtk3-2.46.3-1.el8_6, webkit2gtk3-devel-2.46.3-1.el8_6, webkit2gtk3-jsc-2.46.3-1.el8_6 +1
    • Red Hat Enterprise Linux AppStream TUS (v.8.6) webkit2gtk3-2.46.3-1.el8_6, webkit2gtk3-devel-2.46.3-1.el8_6, webkit2gtk3-jsc-2.46.3-1.el8_6 +1
  • RHSA-2024:9646 Released 2024-11-14 · Red Hat rating Important
    webkit2gtk3 security update
    • Red Hat Enterprise Linux AppStream EUS (v.8.8) webkit2gtk3-2.46.3-1.el8_8, webkit2gtk3-devel-2.46.3-1.el8_8, webkit2gtk3-jsc-2.46.3-1.el8_8 +1
  • RHSA-2024:8496 Released 2024-10-28 · Red Hat rating Important
    webkit2gtk3 security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.0) webkit2gtk3-2.46.1-1.el9_0, webkit2gtk3-devel-2.46.1-1.el9_0, webkit2gtk3-jsc-2.46.1-1.el9_0 +1
  • RHSA-2024:8492 Released 2024-10-28 · Red Hat rating Important
    webkit2gtk3 security update
    • Red Hat Enterprise Linux AppStream EUS (v.9.2) webkit2gtk3-2.46.1-1.el9_2, webkit2gtk3-devel-2.46.1-1.el9_2, webkit2gtk3-jsc-2.46.1-1.el9_2 +1
  • RHSA-2024:2982 Released 2024-05-22 · Red Hat rating Important
    webkit2gtk3 security update
    • Red Hat Enterprise Linux AppStream (v. 8) webkit2gtk3-2.42.5-1.el8, webkit2gtk3-devel-2.42.5-1.el8, webkit2gtk3-jsc-2.42.5-1.el8 +1
  • RHSA-2024:2126 Released 2024-04-30 · Red Hat rating Important
    webkit2gtk3 security update
    • Red Hat Enterprise Linux AppStream (v. 9) webkit2gtk3-2.42.5-1.el9, webkit2gtk3-devel-2.42.5-1.el9, webkit2gtk3-jsc-2.42.5-1.el9 +1

Fixed in the same release

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

  • Release ·

    Apple macOS 14.1

    33 records Highest priority Priority MEDIUM 4 MEDIUM, 29 LOW

    Other records, highest priority first

    • TI-2023-22932 Link following in Apple macOSPriority MEDIUM 42
    • TI-2023-22359 Use after free in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-21265 Memory corruption in Apple iOS and iPadOSPriority MEDIUM 41
  • Release ·

    Apple iOS and iPadOS 17.1

    21 records Highest priority Priority MEDIUM 4 MEDIUM, 17 LOW

    Other records, highest priority first

    • TI-2023-22359 Use after free in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-21265 Memory corruption in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-21263 Apple iOS and iPadOS: A device may persistently fail to lockPriority MEDIUM 41
Show 4 more groups
  • Release ·

    Apple iOS and iPadOS 16.7

    17 records Highest priority Priority MEDIUM 3 MEDIUM, 14 LOW

    Other records, highest priority first

    • TI-2023-22359 Use after free in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-21265 Memory corruption in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-22929 Memory corruption in Apple iOS and iPadOSPriority LOW 36
  • Release ·

    Apple watchOS 10.1

    11 records Highest priority Priority MEDIUM 3 MEDIUM, 8 LOW

    Other records, highest priority first

    • TI-2023-22359 Use after free in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-21265 Memory corruption in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-22934 Information disclosure in Apple iOS and iPadOSPriority LOW 33
  • Release ·

    Apple tvOS 17.1

    4 records Highest priority Priority MEDIUM 3 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2023-22359 Use after free in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-21265 Memory corruption in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-22934 Information disclosure in Apple iOS and iPadOSPriority LOW 33
  • Release ·

    Apple Safari 17.1

    4 records Highest priority Priority MEDIUM 3 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2023-22359 Use after free in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-21265 Memory corruption in Apple iOS and iPadOSPriority MEDIUM 41
    • TI-2023-22365 Memory corruption in Apple iOS and iPadOSPriority LOW 32

Vendor assessments

Red Hat

Red Hat rating: Important. 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 RHSA-2024:2982
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2024:2126
Red Hat Enterprise Linux AppStream AUS (v. 8.2)Fixed RHSA-2024:9680
Red Hat Enterprise Linux AppStream AUS (v.8.4)Fixed RHSA-2024:9679
Red Hat Enterprise Linux AppStream AUS (v.8.6)Fixed RHSA-2024:9653
Red Hat Enterprise Linux AppStream E4S (v.8.4)Fixed RHSA-2024:9679
Red Hat Enterprise Linux AppStream E4S (v.8.6)Fixed RHSA-2024:9653
Red Hat Enterprise Linux AppStream E4S (v.9.0)Fixed RHSA-2024:8496
Red Hat Enterprise Linux AppStream EUS (v.8.8)Fixed RHSA-2024:9646
Red Hat Enterprise Linux AppStream EUS (v.9.2)Fixed RHSA-2024:8492
Red Hat Enterprise Linux AppStream TUS (v.8.4)Fixed RHSA-2024:9679
Red Hat Enterprise Linux AppStream TUS (v.8.6)Fixed RHSA-2024:9653
Red Hat Enterprise Linux Server (v. 7 ELS)Fixed RHSA-2025:10364
Red Hat Enterprise Linux Server Optional (v. 7 ELS)Fixed RHSA-2025:10364

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-42852
  2. 2026-10-03 Alias added: GHSA-jmh8-4h3g-x5g5

References

  • 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