https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 29 Sep 2026 23:06:38 +0000 https://vulnerability.circl.lu/vuln/bell-cve-2026-72436 <p><strong>Affected:</strong> Alpaquita:23: linux-lts, Alpaquita:25: linux-lts, Alpaquita:stream: linux-lts</p> <p><strong>Affected:</strong> Alpaquita:23: linux-lts, Alpaquita:25: linux-lts, Alpaquita:stream: linux-lts</p> https://vulnerability.circl.lu/vuln/bell-cve-2026-72436 https://vulnerability.circl.lu/vuln/certfr-2026-avi-1203 certfr-2026-avi-1203 https://vulnerability.circl.lu/vuln/certfr-2026-avi-1203 https://vulnerability.circl.lu/vuln/fkie_cve-2026-72436 <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>netfilter: ipset: Don&#39;t use test_bit() in lockless RCU readers in hash types</p> <p>Sashiko pointed out that there are a few lockless RCU readers using test_bit() which is a relaxed atomic operation and provides no memory barrier guarantees. Use test_bit_acquire() instead where the operation may run parallel with add/del/gc, i.e. is not one from the next cases</p> <p>- protected by region lock - in a set destroy phase - in a new/temporary set creation phase</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>netfilter: ipset: Don&#39;t use test_bit() in lockless RCU readers in hash types</p> <p>Sashiko pointed out that there are a few lockless RCU readers using test_bit() which is a relaxed atomic operation and provides no memory barrier guarantees. Use test_bit_acquire() instead where the operation may run parallel with add/del/gc, i.e. is not one from the next cases</p> <p>- protected by region lock - in a set destroy phase - in a new/temporary set creation phase</p> https://vulnerability.circl.lu/vuln/fkie_cve-2026-72436 https://vulnerability.circl.lu/vuln/ghsa-6x4x-6p4p-6f5f <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>netfilter: ipset: Don&#39;t use test_bit() in lockless RCU readers in hash types</p> <p>Sashiko pointed out that there are a few lockless RCU readers using test_bit() which is a relaxed atomic operation and provides no memory barrier guarantees. Use test_bit_acquire() instead where the operation may run parallel with add/del/gc, i.e. is not one from the next cases</p> <p>- protected by region lock - in a set destroy phase - in a new/temporary set creation phase</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>netfilter: ipset: Don&#39;t use test_bit() in lockless RCU readers in hash types</p> <p>Sashiko pointed out that there are a few lockless RCU readers using test_bit() which is a relaxed atomic operation and provides no memory barrier guarantees. Use test_bit_acquire() instead where the operation may run parallel with add/del/gc, i.e. is not one from the next cases</p> <p>- protected by region lock - in a set destroy phase - in a new/temporary set creation phase</p> https://vulnerability.circl.lu/vuln/ghsa-6x4x-6p4p-6f5f https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-72436 <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: linux-aws, Ubuntu:Pro:14.04:LTS: linux-azure, Ubuntu:Pro:14.04:LTS: linux-lts-xenial, Ubuntu:Pro:16.04:LTS: linux, Ubuntu:Pro:16.04:LTS: linux-aws, Ubuntu:Pro:16.04:LTS: linux-aws-hwe, Ubuntu:Pro:16.04:LTS: linux-azure, Ubuntu:Pro:16.04:LTS: linux-gcp, Ubuntu:Pro:16.04:LTS: linux-hwe, Ubuntu:16.04:LTS: linux-hwe-edge and 245 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Don&#39;t use test_bit() in lockless RCU readers in hash types Sashiko pointed out that there are a few lockless RCU readers using test_bit() which is a relaxed atomic operation and provides no memory barrier guarantees. Use test_bit_acquire() instead where the operation may run parallel with add/del/gc, i.e. is not one from the next cases - protected by region lock - in a set destroy phase - in a new/temporary set creation phase</p> <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: linux-aws, Ubuntu:Pro:14.04:LTS: linux-azure, Ubuntu:Pro:14.04:LTS: linux-lts-xenial, Ubuntu:Pro:16.04:LTS: linux, Ubuntu:Pro:16.04:LTS: linux-aws, Ubuntu:Pro:16.04:LTS: linux-aws-hwe, Ubuntu:Pro:16.04:LTS: linux-azure, Ubuntu:Pro:16.04:LTS: linux-gcp, Ubuntu:Pro:16.04:LTS: linux-hwe, Ubuntu:16.04:LTS: linux-hwe-edge and 245 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Don&#39;t use test_bit() in lockless RCU readers in hash types Sashiko pointed out that there are a few lockless RCU readers using test_bit() which is a relaxed atomic operation and provides no memory barrier guarantees. Use test_bit_acquire() instead where the operation may run parallel with add/del/gc, i.e. is not one from the next cases - protected by region lock - in a set destroy phase - in a new/temporary set creation phase</p> https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-72436 https://vulnerability.circl.lu/vuln/wid-sec-w-2026-2852 <p>Ein Angreifer kann mehrere Schwachstellen in Linux Kernel ausnutzen, um einen Denial of Service herbeizuführen oder einen nicht näher spezifizierten Angriff durchzuführen.</p> <p>Ein Angreifer kann mehrere Schwachstellen in Linux Kernel ausnutzen, um einen Denial of Service herbeizuführen oder einen nicht näher spezifizierten Angriff durchzuführen.</p> https://vulnerability.circl.lu/vuln/wid-sec-w-2026-2852