by Kastro
Paper/Archive/CVE-2025-43209

CVE-2025-43209

Apple iOS and iPadOS — An out-of-bounds access issue was addressed with improved bounds checking.

EPSS 1%CVSS 9.8
critical.is priorityof 100
42
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 63.0.630 × 2012.6No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.6 and iPadOS 18.6, iPadOS 17.7.9, macOS Sequoia 15.6, macOS Sonoma 14.7.7, macOS Ventura 13.7.7, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Affected

ProductAffectedFixed inSource
iOS and iPadOS< 18.618.6CNA
iPadOS< 17.7.917.7.9CNA
macOS< 13.7.713.7.7CNA
macOS< 14.7.714.7.7CNA
macOS< 15.615.6CNA
tvOS< 18.618.6CNA
visionOS< 2.62.6CNA
watchOS< 11.611.6CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refsupport.apple.com/en-us/124147refsupport.apple.com/en-us/124148refsupport.apple.com/en-us/124149refsupport.apple.com/en-us/124150refsupport.apple.com/en-us/124151refsupport.apple.com/en-us/124153refsupport.apple.com/en-us/124154refsupport.apple.com/en-us/124155refseclists.org/fulldisclosure/2025/Jul/37refseclists.org/fulldisclosure/2025/Jul/36refseclists.org/fulldisclosure/2025/Jul/34refseclists.org/fulldisclosure/2025/Jul/33refseclists.org/fulldisclosure/2025/Jul/32refseclists.org/fulldisclosure/2025/Jul/31