Use after free in Apple Safari
Priority CRITICAL 97Exploited in the wildCWE-416Published · 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
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.2.1, iOS 15.3.1 and iPadOS 15.3.1, Safari 15.3 (v. 16612.4.9.1.8 and 15612.4.9.1.8). Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..
Why it matters now
Exploitation Active In CISA KEV since 2022-02-11CISA due date 2022-02-25
EPSS 0.16342 96th percentileScored 2026-11-07
Fix Fixed Safari (v and ) (Apple): 15.3macOS (Apple): 12.2, 15.3Red Hat: 2 advisories
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Active
- 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 (v and ) | before 15.3 | 15.3 | Patch available | CNA |
| Apple | macOS | before 12.2 | 12.2 | Patch available | CNA |
| Apple | macOS | before 15.3 | 15.3 | Patch available | CNA |
- Safari (v and ) VendorApple Affected before 15.3 Fixed in 15.3 Patch available CNA
- macOS VendorApple Affected before 12.2 Fixed in 12.2 Patch available CNA
- macOS VendorApple Affected before 15.3 Fixed in 15.3 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | before 15.3 | Vulnerable | Apple |
| cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* | before 15.3.1 | Vulnerable | Apple |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | before 15.3.1 | Vulnerable | Apple |
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | 12.0.0 to before 12.2.1 | Vulnerable | Apple |
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* Versions before 15.3 Vulnerable ·Apple
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 15.3.1 Vulnerable ·Apple
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 15.3.1 Vulnerable ·Apple
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 12.0.0 to before 12.2.1 Vulnerable ·Apple
Remediation
- Fix · CNA Safari (v and ) (Apple) Fixed in 15.3
- Fix · CNA macOS (Apple) Fixed in 12.2
- Fix · CNA macOS (Apple) Fixed in 15.3
Red Hat 2 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-2022:1777 Released 2022-05-10 · Red Hat rating Moderatewebkit2gtk3 security, bug fix, and enhancement update
- Red Hat Enterprise Linux AppStream (v. 8) webkit2gtk3-2.34.6-1.el8, webkit2gtk3-devel-2.34.6-1.el8, webkit2gtk3-jsc-2.34.6-1.el8 +1
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apple macOS 12.2
14 records Highest priority Priority CRITICAL 2 CRITICAL, 2 MEDIUM, 10 LOW
Other records, highest priority first
- TI-2022-06854 Out-of-bounds write in Apple iOS and iPadOSPriority CRITICAL 100
- TI-2022-06853 Out-of-bounds write in Apple macOSPriority MEDIUM 46
- TI-2022-06857 Use after free in Apple iOS and iPadOSPriority MEDIUM 41
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2022:1777 |
| 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 |
Not affected: 1 product
- Red Hat Enterprise Linux 9
Timeline
- 2022-02-11 Added to CISA KEV
- 2026-10-02 Threatist record created from CVE-2022-22620
- 2026-10-03 Alias added: GHSA-2886-x646-53fj
References
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-2022-22620 · CVE Program
- CVE-2022-22620 · NVD
- CISA Known Exploited Vulnerabilities
- FIRST EPSS
- GHSA-2886-x646-53fj · GitHub Advisory Database · CC BY 4.0
- CVE-2022-22620 · 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