{"id":25568,"date":"2026-09-18T04:31:34","date_gmt":"2026-09-17T20:31:34","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90159"},"modified":"2026-09-18T04:31:34","modified_gmt":"2026-09-17T20:31:34","slug":"cve-2026-90159","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90159","title":{"rendered":"CVE-2026-90159 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Disallow bpf_{g,"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>bpf: Disallow bpf_{g,s}etsockopt() in cgroup UNIX getname hooks<\/p>\n<p>_bpf_setsockopt() and _bpf_getsockopt() call sock_owned_by_me() for<br \/>\nfull sockets, so these helpers expect the socket lock to be held.<\/p>\n<p>BPF_CGROUP_UNIX_GETPEERNAME and BPF_CGROUP_UNIX_GETSOCKNAME run BPF<br \/>\nprograms without acquiring the socket lock. A program attached to<br \/>\neither hook can therefore trigger the sock_owned_by_me() warning by<br \/>\ncalling bpf_setsockopt() or bpf_getsockopt().<\/p>\n<p>Disallow bpf_setsockopt() and bpf_getsockopt() for CGROUP_UNIX_GETPEERNAME<br \/>\nand CGROUP_UNIX_GETSOCKNAME.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>bpf: Disallow bpf_{g,s}etsockopt() in cgroup UNIX getname hooks<\/p>\n<p>_bpf_setsockopt() and _bpf_getsockopt() call sock_owned_by_me() fo<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25568","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25568","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=25568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}