{"id":41077,"date":"2026-10-19T00:32:03","date_gmt":"2026-10-18T16:32:03","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98605"},"modified":"2026-10-19T00:32:03","modified_gmt":"2026-10-18T16:32:03","slug":"cve-2026-98605","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98605","title":{"rendered":"CVE-2026-98605 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\ndrm\/bridge: samsung-d"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>drm\/bridge: samsung-dsim: fix TE GPIO lifetime for host attach<\/p>\n<p>When the Exynos DSI driver was generalized into samsung-dsim, the TE<br \/>\nGPIO acquisition was switched from gpiod_get_optional() to<br \/>\ndevm_gpiod_get_optional() while keeping the matching gpiod_put() calls.<br \/>\nThat combination is wrong for a managed descriptor.<\/p>\n<p>However, dropping the puts and keeping the managed get is also wrong:<br \/>\nsamsung_dsim_register_te_irq() runs from the DSI host attach callback,<br \/>\nand host detach\/reattach can happen without destroying the device that<br \/>\nowns the managed action. A second attach would then request the GPIO<br \/>\nagain without having released it.<\/p>\n<p>Switch back to a non-managed gpiod_get_optional() and keep the explicit<br \/>\ngpiod_put() on the request_irq() error path and in<br \/>\nsamsung_dsim_unregister_te_irq().<\/p>\n<p>[Luca: remove unnecessary comment]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>drm\/bridge: samsung-dsim: fix TE GPIO lifetime for host attach<\/p>\n<p>When the Exynos DSI driver was generalized into samsung-dsim, the T<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-41077","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/41077","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=41077"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=41077"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=41077"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}