High severity7.8NVD Advisory· Published Mar 23, 2022· Updated Jun 17, 2026
CVE-2022-22819
CVE-2022-22819
Description
NXP LPC55S66JBD64, LPC55S66JBD100, LPC55S66JEV98, LPC55S69JBD64, LPC55S69JBD100, and LPC55S69JEV98 microcontrollers (ROM version 1B) have a buffer overflow in parsing SB2 updates before the signature is verified. This can allow an attacker to achieve non-persistent code execution via a crafted unsigned update.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9- cpe:2.3:o:nxp:lpc55s66jbd100_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:nxp:lpc55s66jbd64_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:nxp:lpc55s66jev98_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:nxp:lpc55s69jbd100_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:nxp:lpc55s69jbd64_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:nxp:lpc55s69jev98_firmware:-:*:*:*:*:*:*:*
- NXP/LPC55S66JBD64, LPC55S66JBD100, LPC55S66JEV98, LPC55S69JBD64, LPC55S69JBD100, and LPC55S69JEV98 microcontrollersdescription
- Range: ROM version 1B
- Range: ROM version 1B
Patches
Vulnerability mechanics
References
2- oxide.computer/blog/another-vulnerability-in-the-lpc55s69-romnvdExploitThird Party Advisory
- www.nxp.comnvdVendor Advisory
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