{"id":40998,"date":"2026-10-19T00:31:47","date_gmt":"2026-10-18T16:31:47","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98526"},"modified":"2026-10-19T00:31:47","modified_gmt":"2026-10-18T16:31:47","slug":"cve-2026-98526","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98526","title":{"rendered":"CVE-2026-98526 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nllc: reserve device h"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>llc: reserve device headroom for allocated frames<\/p>\n<p>llc_alloc_frame() reserves link-layer headroom using the device type.<br \/>\nThis is insufficient for stacked Ethernet devices such as VLAN devices,<br \/>\nwhere vlan_dev_hard_header() pushes a VLAN header before the lower<br \/>\ndevice&#8217;s Ethernet header. An LLC response on such a device can<br \/>\ntherefore underflow skb headroom in eth_header().<\/p>\n<p>Use LL_RESERVED_SPACE() to account for the device&#8217;s actual required<br \/>\nheadroom while preserving the existing LLC device-type check.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>llc: reserve device headroom for allocated frames<\/p>\n<p>llc_alloc_frame() reserves link-layer headroom using the device type.<br \/>\nThis is in<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-40998","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/40998","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=40998"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=40998"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=40998"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}