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A memory corruption vulnerability in Apple’s iOS/iPadOS kernel component IOMobileFrameBuffer (noted as a variant of CVE-2021-30983) that was addressed via improved input validation. Successful exploitation can allow a malicious application to execute arbitrary code with kernel privileges. Apple reported the issue may have been actively exploited in the wild. Fixed in iOS 15.3 and iPadOS 15.3, macOS Big Sur 11.6.3, and macOS Monterey 12.2.
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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.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An actively exploited Apple zero-day enabling arbitrary code execution with kernel privileges.
A buffer overflow vulnerability in iOS IOMobileFrameBuffer, exploited in the wild in 2022, and a variant of a 2021 in-the-wild vulnerability (CVE-2021-30983).
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.