Apple backported a fix to older iPhones and iPads for a serious bug it patched last month – but only after it may have been exploited in what the company calls "extremely sophisticated" attacks.

The latest security update , pushed on Monday, fixes an out-of-bounds write issue tracked as CVE-2025-43300 in the ImageIO framework, which Apple uses to allow applications to read and write image file formats. It's available for iPhone 8, iPhone 8 Plus, iPhone X, iPad 5th generation, iPad Pro 9.7-inch, and iPad Pro 12.9-inch 1st generation, and the iThings maker on August 20 patched the same CVE in its newer devices.

"Processing a malicious image file may result in memory corruption," the company said last month and again on Monday about the flaw. "Apple is aware of a report that this issue may

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