Integer overflow in Apple Safari
Priority MEDIUM 42CWE-190Published · 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: 14 fixed, 2 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-190 and the CVSS impact.
Summary
An integer overflow was addressed with improved input validation. This issue is fixed in Safari 17.5, iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, tvOS 17.5, visionOS 1.2. Processing maliciously crafted web content may lead to arbitrary code execution.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00819 57th percentileScored 2026-11-07
Fix Partial Safari (Apple): 17.5iOS and iPadOS (Apple): 16.7.8, 17.5+2 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Apple | Safari | before 17.5 | 17.5 | Patch available | CNA |
| Apple | iOS and iPadOS | before 16.7.8; before 17.5 | 16.7.8, 17.5 | Patch available | CNA |
| Apple | tvOS | before 17.5 | 17.5 | Patch available | CNA |
| Apple | visionOS | before 1.2 | 1.2 | Patch available | CNA |
- Safari VendorApple Affected before 17.5 Fixed in 17.5 Patch available CNA
- iOS and iPadOS VendorApple Affected before 16.7.8; before 17.5 Fixed in 16.7.8, 17.5 Patch available CNA
- tvOS VendorApple Affected before 17.5 Fixed in 17.5 Patch available CNA
- visionOS VendorApple Affected before 1.2 Fixed in 1.2 Patch available CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | before 17.5 | Vulnerable | Apple |
| cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* | before 16.7.8; 17.0 to before 17.5 | Vulnerable | Apple |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | before 16.7.8; 17.0 to before 17.5 | Vulnerable | Apple |
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | before 17.5 | Vulnerable | Apple |
| cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* | before 1.2 | Vulnerable | Apple |
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* Versions before 17.5 Vulnerable ·Apple
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 16.7.8; 17.0 to before 17.5 Vulnerable ·Apple
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 16.7.8; 17.0 to before 17.5 Vulnerable ·Apple
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 17.5 Vulnerable ·Apple
- cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* Versions before 1.2 Vulnerable ·Apple
Remediation
- Fix · CNA Safari (Apple) Fixed in 17.5
- Fix · CNA iOS and iPadOS (Apple) Fixed in 16.7.8, 17.5
- Fix · CNA tvOS (Apple) Fixed in 17.5
- Fix · CNA visionOS (Apple) Fixed in 1.2
Red Hat 9 advisories
- RHSA-2025:10364 Released 2025-07-07 · Red Hat rating Importantwebkitgtk4 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 Importantwebkit2gtk3 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 Importantwebkit2gtk3 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 Importantwebkit2gtk3 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 Importantwebkit2gtk3 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-2024:9638 Released 2024-11-14 · Red Hat rating Importantwebkit2gtk3 security update
- Red Hat Enterprise Linux AppStream EUS (v.9.2) webkit2gtk3-2.46.3-1.el9_2, webkit2gtk3-devel-2.46.3-1.el9_2, webkit2gtk3-jsc-2.46.3-1.el9_2 +1
- RHSA-2024:8496 Released 2024-10-28 · Red Hat rating Importantwebkit2gtk3 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-2023:4202 Released 2023-07-18 · Red Hat rating Importantwebkit2gtk3 security update
- Red Hat Enterprise Linux AppStream (v. 8) webkit2gtk3-2.38.5-1.el8_8.5, webkit2gtk3-devel-2.38.5-1.el8_8.5, webkit2gtk3-jsc-2.38.5-1.el8_8.5 +1
- RHSA-2023:4201 Released 2023-07-18 · Red Hat rating Importantwebkit2gtk3 security update
- Red Hat Enterprise Linux AppStream (v. 9) webkit2gtk3-2.38.5-1.el9_2.3, webkit2gtk3-devel-2.38.5-1.el9_2.3, webkit2gtk3-jsc-2.38.5-1.el9_2.3 +1
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apple visionOS 1.2
21 records Highest priority Priority HIGH 2 HIGH, 11 MEDIUM, 8 LOW
Other records, highest priority first
- TI-2024-18415 Apple iOS and iPadOS: An app may be able to elevate privilegesPriority HIGH 78
- TI-2024-18429 Out-of-bounds write in Apple iOS and iPadOSPriority HIGH 69
- TI-2024-18458 Apple Safari: A website's permission dialog may persist after navigation away from the…Priority MEDIUM 48
- Release ·
Apple tvOS 17.5
19 records Highest priority Priority HIGH 2 HIGH, 9 MEDIUM, 8 LOW
Other records, highest priority first
- TI-2024-18415 Apple iOS and iPadOS: An app may be able to elevate privilegesPriority HIGH 78
- TI-2024-18429 Out-of-bounds write in Apple iOS and iPadOSPriority HIGH 69
- TI-2024-18446 Apple iOS and iPadOS: An app may be able to elevate privilegesPriority MEDIUM 48
Show 2 more groups
- Release ·
Apple iOS and iPadOS 16.7.8, 17.5
14 records Highest priority Priority MEDIUM 5 MEDIUM, 9 LOW
Other records, highest priority first
- TI-2024-18434 Memory corruption in Apple SafariPriority MEDIUM 48
- TI-2024-18445 Out-of-bounds write in Apple iOS and iPadOSPriority MEDIUM 42
- TI-2024-18467 Improper access control in Apple iOS and iPadOSPriority MEDIUM 41
- Release ·
Apple Safari 17.5
8 records Highest priority Priority MEDIUM 5 MEDIUM, 3 LOW
Other records, highest priority first
- TI-2024-18458 Apple Safari: A website's permission dialog may persist after navigation away from the…Priority MEDIUM 48
- TI-2024-18434 Memory corruption in Apple SafariPriority MEDIUM 48
- TI-2024-18464 Memory corruption in Apple SafariPriority MEDIUM 42
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2023:4202 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2023:4201 |
| 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-2024:9638 |
| 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
- 2026-10-02 Threatist record created from CVE-2024-27833
- 2026-10-03 Alias added: GHSA-984g-34ww-rvq9
References
Advisory 6
More Apple Ipados vulnerabilities
- 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
Sources
- CVE-2024-27833 · CVE Program
- CVE-2024-27833 · NVD
- FIRST EPSS
- GHSA-984g-34ww-rvq9 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-27833 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences