{"id":21395,"date":"2026-09-12T04:31:07","date_gmt":"2026-09-11T20:31:07","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89473"},"modified":"2026-09-12T04:31:07","modified_gmt":"2026-09-11T20:31:07","slug":"cve-2026-89473","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89473","title":{"rendered":"CVE-2026-89473 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: bq2589"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>power: supply: bq25890: Fix power_supply reference leak<\/p>\n<p>bq25890_fw_probe() acquires a reference to a secondary charger using<br \/>\npower_supply_get_by_name(), but the reference is not released on later<br \/>\nprobe failures or on driver detach.<\/p>\n<p>In particular, failures after bq25890_fw_probe() returns successfully,<br \/>\nsuch as a failure in bq25890_hw_init(), also leak the reference.<\/p>\n<p>Register a device-managed cleanup action immediately after acquiring<br \/>\nthe secondary charger. This releases the reference on all subsequent<br \/>\nprobe failures and on driver detach.<\/p>\n<p>Found by code review.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>power: supply: bq25890: Fix power_supply reference leak<\/p>\n<p>bq25890_fw_probe() acquires a reference to a secondary charger using<br \/>\npower<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-21395","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/21395","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21395"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21395"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21395"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}