{"id":17301,"date":"2026-09-05T02:30:58","date_gmt":"2026-09-04T18:30:58","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80797"},"modified":"2026-09-05T02:30:58","modified_gmt":"2026-09-04T18:30:58","slug":"cve-2026-80797","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80797","title":{"rendered":"CVE-2026-80797 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: pn533: purge fra"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nfc: pn533: purge fragmented skbs during cleanup<\/p>\n<p>pn53x_common_clean() purges resp_q before freeing the common PN533 state,<br \/>\nbut it leaves fragment_skb untouched.  The fragmentation helpers queue<br \/>\ntransmit fragments there while sending large initiator or target-mode<br \/>\nframes, and those skbs remain owned by the driver until they are sent or<br \/>\ndiscarded.<\/p>\n<p>If the device is removed while fragments are still queued, the common<br \/>\ncleanup path frees the PN533 state without releasing the queued fragment<br \/>\nskbs, leaking them.<\/p>\n<p>Purge fragment_skb during cleanup alongside resp_q.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nfc: pn533: purge fragmented skbs during cleanup<\/p>\n<p>pn53x_common_clean() purges resp_q before freeing the common PN533 state,<br \/>\nbut it <\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-17301","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/17301","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=17301"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17301"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17301"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}