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CVE-2023-28746, known as Register File Data Sampling (RFDS), is an information-disclosure vulnerability in certain Intel Atom processors. Stale values retained in processor register files after prior operations may be exposed through transient/speculative execution. An authenticated local attacker can use this microarchitectural state to infer sensitive data processed by the affected system.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
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.
21 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Local information-disclosure vulnerability affecting Intel Atom processors.
Linux kernel local information-disclosure vulnerability affecting Intel Atom processors.
Local information-disclosure flaw affecting Intel Atom processors, fixed in the updated image.
Linux kernel local information-disclosure vulnerability affecting Intel Atom processors.
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.