{"id":33252,"date":"2026-10-06T20:31:37","date_gmt":"2026-10-06T12:31:37","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98183"},"modified":"2026-10-06T20:31:37","modified_gmt":"2026-10-06T12:31:37","slug":"cve-2026-98183","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98183","title":{"rendered":"CVE-2026-98183 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: avoid"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mac80211: avoid out-of-bounds read for empty PREQ elements<\/p>\n<p>ieee80211_mesh_preq_size_ok() derives the location of the PREQ bottom<br \/>\nfields before checking whether the element contains even the fixed<br \/>\nheader. ieee80211_mesh_hwmp_preq_get_bottom() reads the flags byte to<br \/>\naccount for the optional Address Extension field. Consequently, an<br \/>\nempty PREQ element causes a one-byte read beyond its declared payload.<\/p>\n<p>Move the helper call after both size checks, so the bottom fields are<br \/>\nonly accessed when they are present.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mac80211: avoid out-of-bounds read for empty PREQ elements<\/p>\n<p>ieee80211_mesh_preq_size_ok() derives the location of the PREQ bo<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-33252","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/33252","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=33252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=33252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=33252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}