{"id":28540,"date":"2026-09-25T00:31:37","date_gmt":"2026-09-24T16:31:37","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-93276"},"modified":"2026-09-25T00:31:37","modified_gmt":"2026-09-24T16:31:37","slug":"cve-2026-93276","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-93276","title":{"rendered":"CVE-2026-93276 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nphy: renesas: phy-rca"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>phy: renesas: phy-rcar-gen3-usb2: Fix devm action registration for disabled VBUS regulator<\/p>\n<p>devm_regulator_get_exclusive() initialises the regulator with<br \/>\nenable_count = 1, requiring the consumer to disable it before release.<\/p>\n<p>The devm disable action was previously only registered when the caller<br \/>\nexplicitly requested enable, so when the regulator was left in its initial<br \/>\nenabled state without an explicit enable call, the cleanup path skipped<br \/>\ndecrementing enable_count, triggering a WARN_ON during regulator<br \/>\nrelease on device removal.<\/p>\n<p>Fix this by always registering the devm disable action based on the actual<br \/>\nenabled state via regulator_is_enabled(), regardless of whether the<br \/>\ncaller requested an explicit enable. This covers both the explicitly<br \/>\nenabled case and the initial state set by devm_regulator_get_exclusive().<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>phy: renesas: phy-rcar-gen3-usb2: Fix devm action registration for disabled VBUS regulator<\/p>\n<p>devm_regulator_get_exclusive() initiali<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-28540","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/28540","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=28540"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=28540"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=28540"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}