{"id":17338,"date":"2026-09-05T02:31:00","date_gmt":"2026-09-04T18:31:00","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80834"},"modified":"2026-09-05T02:31:00","modified_gmt":"2026-09-04T18:31:00","slug":"cve-2026-80834","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80834","title":{"rendered":"CVE-2026-80834 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: sun8i-ce &#8211; Re"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>crypto: sun8i-ce &#8211; Remove crypto_rng interface<\/p>\n<p>Since the crypto_rng interface for hardware PRNGs is unused and is<br \/>\nredundant with hwrng and the actual Linux RNG, it&#8217;s being phased out.<br \/>\nMost drivers for it were already removed.  Go ahead and remove the<br \/>\nsun8i-ce support which is one of the only remaining ones.<\/p>\n<p>Note that the sun8i-ce support for hwrng remains in place.  That is the<br \/>\ninterface that actually matters.<\/p>\n<p>As usual for crypto_rng, this driver was also buggy: its -&gt;generate()<br \/>\nfunction had a use-after-free vulnerability due to using<br \/>\nwait_for_completion_interruptible_timeout() without handling shutting<br \/>\ndown the DMA operation if a signal is sent.  There&#8217;s no point in fixing<br \/>\nthis separately only to remove the code anyway, so this commit is marked<br \/>\nwith Fixes and Cc stable.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>crypto: sun8i-ce &#8211; Remove crypto_rng interface<\/p>\n<p>Since the crypto_rng interface for hardware PRNGs is unused and is<br \/>\nredundant with h<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-17338","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/17338","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=17338"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17338"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17338"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}