CVE-2026-56884 · Infrastructure
NO FIX YET
A flaw in the ac_set_ns_ipa_tbl function of plat_trusty.c lets unvalidated input corrupt stream table entry configurations. The sources say an attacker who already runs locally with System privileges can escalate privileges, with no user interaction needed.
first public Nov 10, 2026 · 1 source
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The sources do not name affected product versions or the exact device families. The flaw is in a platform driver component and needs a local attacker already running with System privileges, so it is mainly a concern for device vendors and fleet owners.
Not affected if no-local-access
Who cares android, mobile-devices, trusty
Unknown from the sources.
No fix yet, per the sources.
In ac_set_ns_ipa_tbl of plat_trusty.c, there is a possible way to corrupt stream table entry configurations via unvalidated parameters due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
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