{"id":16134,"date":"2026-09-04T19:05:09","date_gmt":"2026-09-04T11:05:09","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-46330"},"modified":"2026-09-04T19:05:09","modified_gmt":"2026-09-04T11:05:09","slug":"cve-2026-46330","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-46330","title":{"rendered":"CVE-2026-46330 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nRevert &#8220;net\/smc: Intr"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>Revert &#8220;net\/smc: Introduce TCP ULP support&#8221;<\/p>\n<p>This reverts commit d7cd421da9da2cc7b4d25b8537f66db5c8331c40.<\/p>\n<p>As reported by Al Viro, the TCP ULP support for SMC is fundamentally<br \/>\nbroken. The implementation attempts to convert an active TCP socket<br \/>\ninto an SMC socket by modifying the underlying `struct file`, dentry,<br \/>\nand inode in-place, which violates core VFS invariants that assume<br \/>\nthese structures are immutable for an open file, creating a risk of<br \/>\nuse after free errors and general system instability.<\/p>\n<p>Given the severity of this design flaw and the fact that cleaner<br \/>\nalternatives (e.g., LD_PRELOAD, BPF) exist for legacy application<br \/>\ntransparency, the correct course of action is to remove this feature<br \/>\nentirely.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>Revert &#8220;net\/smc: Introduce TCP ULP support&#8221;<\/p>\n<p>This reverts commit d7cd421da9da2cc7b4d25b8537f66db5c8331c40.<\/p>\n<p>As reported by Al Viro,<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-16134","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/16134","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=16134"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16134"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}