{"id":70547,"date":"2025-09-19T21:32:46","date_gmt":"2025-09-19T18:02:46","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2025-39864-wifi-cfg80211-fix-use-after-free-in-cmp_bss\/"},"modified":"2025-09-19T21:32:46","modified_gmt":"2025-09-19T18:02:46","slug":"cve-2025-39864-wifi-cfg80211-fix-use-after-free-in-cmp_bss","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2025-39864-wifi-cfg80211-fix-use-after-free-in-cmp_bss\/","title":{"rendered":"CVE-2025-39864 &#8211; wifi: cfg80211: fix use-after-free in cmp_bss()"},"content":{"rendered":"<p><strong>CVE ID : <\/strong>CVE-2025-39864<br \/>\n<br \/>\n<strong>Published : <\/strong> Sept. 19, 2025, 4:15 p.m. | 48\u00a0minutes ago<br \/>\n<br \/>\n<strong>Description : <\/strong>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: cfg80211: fix use-after-free in cmp_bss()<\/p>\n<p>Following bss_free() quirk introduced in commit 776b3580178f<br \/>\n(&#8220;cfg80211: track hidden SSID networks properly&#8221;), adjust<br \/>\ncfg80211_update_known_bss() to free the last beacon frame<br \/>\nelements only if they&#8217;re not shared via the corresponding<br \/>\n&#8216;hidden_beacon_bss&#8217; pointer.<br \/>\n<br \/>\n<strong>Severity:<\/strong> 0.0 | NA<br \/>\n<br \/>\nVisit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID : CVE-2025-39864 Published : Sept. 19, 2025, 4:15 p.m. | 48\u00a0minutes ago Description : In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix use-after-free in cmp_bss() Following bss_free() quirk introduced in commit 776b3580178f (&#8220;cfg80211: track hidden SSID networks properly&#8221;), adjust cfg80211_update_known_bss() to free the last beacon frame elements only &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-70547","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/70547","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=70547"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/70547\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=70547"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=70547"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=70547"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}