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CVE-2026-28639 is an out-of-bounds write vulnerability in the Android System component's rw_mfc_handle_read_op function in rw_mfc.cc. A logic error permits a locally supplied operation to write outside the intended bounds, potentially enabling local elevation of privilege. The issue affects Android 14, 15, 16, 16 QPR2, and 17.
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No public exploit code observed for this vulnerability.
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Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Critical remote code execution vulnerability in Android System.
Critical remote code execution vulnerability in the Android System component affecting Android 14, 15, 16, 16 QPR2, and 17.
An out-of-bounds write caused by a logic error in rw_mfc_handle_read_op in rw_mfc.cc. It may permit local privilege escalation without additional execution privileges or user interaction.
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.