Apple · Multiple Products
CVE-2025-31277
Apple Multiple Products Buffer Overflow Vulnerability
概要
The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to memory corruption.
CISA: Apple Safari, iOS, watchOS, visionOS, iPadOS, macOS, and tvOS contain a buffer overflow vulnerability that could allow the processing of maliciously crafted web content which may lead to memory corruption.
対処法
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
米国連邦機関の対応期限：2026年4月3日
Appleのその他の悪用された脆弱性
| 追加日 | 脆弱性 | 製品 | 深刻度 | 攻撃の可能性 |
|---|---|---|---|---|
| 2026/11/04 | Improper Authentication | Multiple Products | 中 5.5 | 1.5% |
| 2026/09/29 | Out-of-Bounds Write | Multiple Products | 高 8.8 | 26% |
| 2026/03/20 | Improper Locking | Multiple Products | 高 7.8 | 0.4% |
| 2026/03/20 | Classic Buffer Overflow | Multiple Products | 中 5.5 | 0.4% |
| 2026/03/05 | Integer Overflow or Wraparound | Multiple Products | 高 8.8 | 7.0% |
| 2026/03/05 | Use-After-Free | Multiple Products | 高 8.8 | 4.0% |
| 2026/02/12 | Multiple Buffer Overflow | Multiple Products | 高 7.8 | 1.7% |
| 2025/12/15 | Use-After-Free WebKit | Multiple Products | 高 8.8 | 26% |
出典：Known Exploited Vulnerabilities（CISA、パブリックドメイン）、CVE records（cve.org）、EPSS（FIRST）。攻撃の可能性は、今後30日以内に誰かがその脆弱性の悪用を試みるというEPSSの推定値です。