{"id":25977,"date":"2026-09-18T04:32:10","date_gmt":"2026-09-17T20:32:10","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-93120"},"modified":"2026-09-18T04:32:10","modified_gmt":"2026-09-17T20:32:10","slug":"cve-2026-93120","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-93120","title":{"rendered":"CVE-2026-93120 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: configfs"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>usb: gadget: configfs: fix out-of-bounds read of qw_sign<\/p>\n<p>os_desc_qw_sign_show() passes OS_STRING_QW_SIGN_LEN as the input<br \/>\nlength to utf16s_to_utf8s(), but that argument counts UTF-16 code<br \/>\nunits while OS_STRING_QW_SIGN_LEN (14) is the byte size of qw_sign[].<br \/>\nThe array holds only OS_STRING_QW_SIGN_LEN \/ 2 (7) code units, so the<br \/>\nconversion reads up to 7 units (14 bytes) past the end of qw_sign[]<br \/>\ninto the following members of struct gadget_info when the stored<br \/>\nsignature fills the array without a NUL terminator, exposing those<br \/>\nbytes through the configfs attribute.<\/p>\n<p>The store path halves the count for its input bound but passes the<br \/>\nfull byte count as the utf8s_to_utf16s() output limit; use the<br \/>\ndestination code-unit count in both directions.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>usb: gadget: configfs: fix out-of-bounds read of qw_sign<\/p>\n<p>os_desc_qw_sign_show() passes OS_STRING_QW_SIGN_LEN as the input<br \/>\nlength t<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25977","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25977","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=25977"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25977"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25977"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}