https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Wed, 30 Sep 2026 08:48:45 +0000 https://db.gcve.eu/vuln/fkie_cve-2026-90400 <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>md: recheck spare changes before starting sync</p> <p>remove_spares() and remove_and_add_spares() modify the array&#39;s rdev configuration. These operations are only safe after the array has been suspended.</p> <p>md_start_sync() checks whether spare configuration changes are needed before taking reconfig_mutex. However, the rdev state can change before the mutex is acquired, so the initial check can become stale. In that case, md_choose_sync_action() may remove or replace rdevs while normal I/O is still accessing them.</p> <p>The race can occur as follows:</p> <p>raid10d Worker Normal IO ____________ _______________________ ______________________</p> <p>raid10_write_request() wait_blocked_dev() set Blocked set Faulty Skip Faulty rdev rrdev-&gt;nr_pending++ .repl_bio = bio removeable_rdev = false . array not suspended . lock mddev goto err_handle lock mddev (wait) . update sb . clear Blocked . . unlock mddev . lock mddev (acquires) remove_spares() removeable_rdev = true</p> <p>raid…</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>md: recheck spare changes before starting sync</p> <p>remove_spares() and remove_and_add_spares() modify the array&#39;s rdev configuration. These operations are only safe after the array has been suspended.</p> <p>md_start_sync() checks whether spare configuration changes are needed before taking reconfig_mutex. However, the rdev state can change before the mutex is acquired, so the initial check can become stale. In that case, md_choose_sync_action() may remove or replace rdevs while normal I/O is still accessing them.</p> <p>The race can occur as follows:</p> <p>raid10d Worker Normal IO ____________ _______________________ ______________________</p> <p>raid10_write_request() wait_blocked_dev() set Blocked set Faulty Skip Faulty rdev rrdev-&gt;nr_pending++ .repl_bio = bio removeable_rdev = false . array not suspended . lock mddev goto err_handle lock mddev (wait) . update sb . clear Blocked . . unlock mddev . lock mddev (acquires) remove_spares() removeable_rdev = true</p> <p>raid…</p> https://db.gcve.eu/vuln/fkie_cve-2026-90400 https://db.gcve.eu/vuln/ghsa-vwgq-hpcr-5x9r <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>md: recheck spare changes before starting sync</p> <p>remove_spares() and remove_and_add_spares() modify the array&#39;s rdev configuration. These operations are only safe after the array has been suspended.</p> <p>md_start_sync() checks whether spare configuration changes are needed before taking reconfig_mutex. However, the rdev state can change before the mutex is acquired, so the initial check can become stale. In that case, md_choose_sync_action() may remove or replace rdevs while normal I/O is still accessing them.</p> <p>The race can occur as follows:</p> <p>raid10d Worker Normal IO ____________ _______________________ ______________________</p> <p>raid10_write_request() wait_blocked_dev() set Blocked set Faulty Skip Faulty rdev rrdev-&gt;nr_pending++ .repl_bio = bio removeable_rdev = false . array not suspended . lock mddev goto err_handle lock mddev (wait) . update sb . clear Blocked . . unlock mddev . lock mddev (acquires) remove_spares() removeable_rdev = true</p> <p>raid…</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>md: recheck spare changes before starting sync</p> <p>remove_spares() and remove_and_add_spares() modify the array&#39;s rdev configuration. These operations are only safe after the array has been suspended.</p> <p>md_start_sync() checks whether spare configuration changes are needed before taking reconfig_mutex. However, the rdev state can change before the mutex is acquired, so the initial check can become stale. In that case, md_choose_sync_action() may remove or replace rdevs while normal I/O is still accessing them.</p> <p>The race can occur as follows:</p> <p>raid10d Worker Normal IO ____________ _______________________ ______________________</p> <p>raid10_write_request() wait_blocked_dev() set Blocked set Faulty Skip Faulty rdev rrdev-&gt;nr_pending++ .repl_bio = bio removeable_rdev = false . array not suspended . lock mddev goto err_handle lock mddev (wait) . update sb . clear Blocked . . unlock mddev . lock mddev (acquires) remove_spares() removeable_rdev = true</p> <p>raid…</p> https://db.gcve.eu/vuln/ghsa-vwgq-hpcr-5x9r https://db.gcve.eu/vuln/opensuse-su-2026:11893-1 <p>kernel-devel-7.2.8-1.1 on GA media</p> <p>kernel-devel-7.2.8-1.1 on GA media</p> https://db.gcve.eu/vuln/opensuse-su-2026:11893-1 https://db.gcve.eu/vuln/ubuntu-cve-2026-90400 <p><strong>Affected:</strong> Ubuntu:16.04:LTS: linux-hwe-edge, Ubuntu:18.04:LTS: linux-aws-5.0, Ubuntu:18.04:LTS: linux-aws-5.3, Ubuntu:18.04:LTS: linux-azure, Ubuntu:18.04:LTS: linux-azure-5.3, Ubuntu:18.04:LTS: linux-azure-edge, Ubuntu:18.04:LTS: linux-gcp, Ubuntu:18.04:LTS: linux-gcp-5.3, Ubuntu:18.04:LTS: linux-gke-4.15, Ubuntu:18.04:LTS: linux-gke-5.4 and 154 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: md: recheck spare changes before starting sync remove_spares() and remove_and_add_spares() modify the array&#39;s rdev configuration. These operations are only safe after the array has been suspended. md_start_sync() checks whether spare configuration changes are needed before taking reconfig_mutex. However, the rdev state can change before the mutex is acquired, so the initial check can become stale. In that case, md_choose_sync_action() may remove or replace rdevs while normal I/O is still accessing them. The race can occur as follows: raid10d Worker Normal IO ____________ _______________________ ______________________ raid10_write_request() wait_blocked_dev() set Blocked set Faulty Skip Faulty rdev rrdev-&gt;nr_pending++ .repl_bio = bio removeable_rdev = false . array not suspended . lock mddev goto err_handle lock mddev (wait) . update sb . clear Blocked . . unlock mddev . lock mddev (acquires) remove_spares() removeable_rdev = true raid10_remo…</p> <p><strong>Affected:</strong> Ubuntu:16.04:LTS: linux-hwe-edge, Ubuntu:18.04:LTS: linux-aws-5.0, Ubuntu:18.04:LTS: linux-aws-5.3, Ubuntu:18.04:LTS: linux-azure, Ubuntu:18.04:LTS: linux-azure-5.3, Ubuntu:18.04:LTS: linux-azure-edge, Ubuntu:18.04:LTS: linux-gcp, Ubuntu:18.04:LTS: linux-gcp-5.3, Ubuntu:18.04:LTS: linux-gke-4.15, Ubuntu:18.04:LTS: linux-gke-5.4 and 154 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: md: recheck spare changes before starting sync remove_spares() and remove_and_add_spares() modify the array&#39;s rdev configuration. These operations are only safe after the array has been suspended. md_start_sync() checks whether spare configuration changes are needed before taking reconfig_mutex. However, the rdev state can change before the mutex is acquired, so the initial check can become stale. In that case, md_choose_sync_action() may remove or replace rdevs while normal I/O is still accessing them. The race can occur as follows: raid10d Worker Normal IO ____________ _______________________ ______________________ raid10_write_request() wait_blocked_dev() set Blocked set Faulty Skip Faulty rdev rrdev-&gt;nr_pending++ .repl_bio = bio removeable_rdev = false . array not suspended . lock mddev goto err_handle lock mddev (wait) . update sb . clear Blocked . . unlock mddev . lock mddev (acquires) remove_spares() removeable_rdev = true raid10_remo…</p> https://db.gcve.eu/vuln/ubuntu-cve-2026-90400