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A banking malware sample led researchers to an Android bug that can loop-crash phones

ID: 8432795e-1a31-5ded-a78a-e49b6e75b091

STIX ID: report--8432795e-1a31-5ded-a78a-e49b6e75b091

Feed Name: Help Net Security

Threat Score
65/100

Date Published: 2026-11-05

Date Updated: 2026-11-05

Author: Mirko Zorz

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Bitdefender Labs disclosed “GhostMap,” a flaw in how Android parses ZIP structures inside APKs: malformed entries with nonstandard compression flags can cause out-of-bounds memory mappings and SIGBUS faults that crash the installer or system_server, producing persistent boot loops (reproduced on Pixel 10/Android 10–17). Bitdefender built a proof-of-concept and traced the issue from a packed banking dropper sample, but has not observed active exploitation in the wild; Google has declined an immediate security update.

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