{"id":29085,"date":"2026-09-25T20:31:50","date_gmt":"2026-09-25T12:31:50","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-97929"},"modified":"2026-09-25T20:31:50","modified_gmt":"2026-09-25T12:31:50","slug":"cve-2026-97929","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-97929","title":{"rendered":"CVE-2026-97929 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: usbusx2y: valid"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>ALSA: usbusx2y: validate URB actual_length in interrupt callback<\/p>\n<p>i_usx2y_in04_int() processes the interrupt URB data without checking<br \/>\nurb-&gt;actual_length.  A short transfer from a malfunctioning device<br \/>\nwould cause the handler to process uninitialized heap data from the<br \/>\nkmalloc-allocated in04_buf, which is then copied to the mmap-accessible<br \/>\nctl_snapshot[] array.<\/p>\n<p>Fix by using kzalloc() for in04_buf to zero-initialize the buffer,<br \/>\nand adding an actual_length check to skip processing on short<br \/>\ntransfers while still resubmitting the URB.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>ALSA: usbusx2y: validate URB actual_length in interrupt callback<\/p>\n<p>i_usx2y_in04_int() processes the interrupt URB data without check<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-29085","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/29085","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=29085"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=29085"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=29085"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}