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CVE-2026-28952 is a kernel vulnerability in Apple operating systems caused by an integer overflow. Apple states the issue was addressed through improved input validation. Successful triggering of the flaw by a local application can lead to unexpected system termination. The vulnerability affects Apple Kernel components on iOS 18.7.9 and earlier, iPadOS 18.7.9 and earlier, macOS Sonoma 14.8.7 and earlier, macOS Sequoia 15.7.7 and earlier, and macOS Tahoe 26.5 and earlier, and was fixed in iOS 18.7.9, iPadOS 18.7.9, macOS Sonoma 14.8.7, macOS Sequoia 15.7.7, and macOS Tahoe 26.5.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
47 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A denial-of-service vulnerability in Kernel that may allow an app to cause unexpected system termination.
A specific Apple security vulnerability fixed in the referenced updates; the content only identifies it by CVE and researcher attribution, without technical details.
An integer overflow vulnerability in macOS Tahoe that may allow an app to cause unexpected system termination.
An integer overflow vulnerability in macOS Sonoma that may allow an app to cause unexpected system termination.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.