WebKit out-of-bounds write leading to code execution (Apple iOS/iPadOS/macOS/Safari)
CVE-2022-32893 is an out-of-bounds write vulnerability in Apple WebKit. Apple reports it was addressed via improved bounds checking. Processing maliciously crafted web content can trigger the out-of-bounds write and may lead to arbitrary code execution. Apple stated it is aware of a report that this issue may have been actively exploited in the wild. The issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1, and Safari 15.6.1.
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Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
If you can’t patch tonight, do this now.
Remediation
Patch, then assume compromise.
Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Affected products & vendors
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.
Recent activity
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An out-of-bounds write vulnerability in WebKit where processing malicious web content may lead to arbitrary code execution.
An out-of-bounds write in WebKit (Safari’s browser engine) enabling arbitrary code execution, likely remotely exploitable via malicious web content.
A WebKit vulnerability in Apple platforms where maliciously crafted web content can trigger arbitrary code execution (e.g., via a user clicking a malicious link).
The version that knows your environment.
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.