CVE-2026-20657
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, visionOS 26.4. Parsing a maliciously crafted file may lead to an unexpected app termination.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apple | iOS and iPadOS | 0 < 18.7.7 | affected |
| Apple | iOS and iPadOS | 0 < 26.4 | affected |
| Apple | macOS | 0 < 14.8.5 | affected |
| Apple | macOS | 0 < 15.7.5 | affected |
| Apple | macOS | 0 < 26.4 | affected |
| Apple | visionOS | 0 < 26.4 | affected |
Weaknesses
- Parsing a maliciously crafted file may lead to an unexpected app termination
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://support.apple.com/en-us/126792
- https://support.apple.com/en-us/126793
- https://support.apple.com/en-us/126794
- https://support.apple.com/en-us/126795
- https://support.apple.com/en-us/126796
- https://support.apple.com/en-us/126799
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