Long Term Support Channel Update for ChromeOS

A new LTS-144  version 144.0.7559.258(Platform Version: 16503.91.0), is being rolled out for most ChromeOS devices. 

This version includes selected security fixes including:


515429352 High CVE-2026-11669 Integer overflow in Media on ChromeOS


495939973 Critical CVE-2026-8513 Use after free in Input


511742228 High CVE-2026-9979 Insufficient validation of untrusted input in Input


513774197 High CVE-2026-10982 Use after free in WebXR


517644287 High CVE-2026-11693 Inappropriate implementation in Plugins


517705966 High CVE-2026-11694 Use after free in ServiceWorker


513731890 High CVE-2026-11660 Insufficient validation of untrusted input in New Tab Page


518105731 High CVE-2026-11697 Insufficient validation of untrusted input in UI


517607902 High CVE-2026-11692 Use after free in Read Anything


515469283 High CVE-2026-11670 Use after free in PDF


517168239 High CVE-2026-11646 Use after free in ViewTransitions


517129549 High CVE-2026-11683 Use after free in WebCodecs


517486004 High CVE-2026-11689 Insufficient validation of untrusted input in Passwords


503929476 High CVE-2026-9952 Use after free in WebAudio


511736002 High CVE-2026-11651 Use after free in Network


513762354 High CVE-2026-10981 Insufficient validation of untrusted input in Codecs


517103584 High CVE-2026-11682 Insufficient validation of untrusted input in Views


516910450 High CVE-2026-11674 Use after free in Guest View


515465685 High CVE-2026-10988 Use after free in Views


513773313 High CVE-2026-11662 Type Confusion in Bindings


533446300 Critical CVE-2026-15901 Use after free in Network


513028160 High CVE-2026-9986 Insufficient validation of untrusted input in OptimizationGuide


497047552 High CVE-2026-7357 Use after free in GPU


513019760 High CVE-2026-9985 Insufficient validation of untrusted input in Media


518007484 Critical CVE-2026-15765 Use after free in Ozone


417052041 Medium CVE-2026-13860 Incorrect security UI in Autofill


527406824 High CVE-2026-15133 Use after free in InterestGroups


505815080 Critical CVE-2026-10888 Use after free in Cast Streaming


524045160 Critical CVE-2026-15129 Use after free in Views


Release notes for LTS-144 can be found here 

Want to know more about Long-term Support? Click here

Andy Wu

Google Chrome OS