{"id":25834,"date":"2026-09-18T04:31:57","date_gmt":"2026-09-17T20:31:57","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90425"},"modified":"2026-09-18T04:31:57","modified_gmt":"2026-09-17T20:31:57","slug":"cve-2026-90425","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90425","title":{"rendered":"CVE-2026-90425 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\niommu\/tegra241-cmdqv:"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>iommu\/tegra241-cmdqv: Require exactly one Stream ID for a vSID<\/p>\n<p>tegra241_vintf_init_vsid() maps a guest vSID to a single physical Stream ID<br \/>\ntaken from master-&gt;streams[0], and only warns when the device does not have<br \/>\nexactly one stream. A device with several streams gets only its first one<br \/>\nmapped, so a guest vSID invalidation cannot reach the others&#8217; ATC and IOTLB<br \/>\nentries; a device with none makes master-&gt;streams a ZERO_SIZE_PTR, read out<br \/>\nof bounds.<\/p>\n<p>Reject the mapping with -EOPNOTSUPP if master-&gt;num_streams is not one.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>iommu\/tegra241-cmdqv: Require exactly one Stream ID for a vSID<\/p>\n<p>tegra241_vintf_init_vsid() maps a guest vSID to a single physical S<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25834","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25834","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=25834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25834"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}