ROOT-OS-DEBIAN-12-CVE-2026-43091 CVE-2026-43091 in linux - Patched by Root

Root has patched CVE-2026-43091 in the linux package for Root:Debian:12. Multiple fixed versions available...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6output CVE-2025-40158 In the Linux kernel, the following vulnerability has been resolved: xfrm: Wait for RCU readers during policy netns exit CVE-2026-43091 In the Linux kernel, the following...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-128 (ALASKERNEL-5.10-2026-128)

The version of kernel installed on the remote host is prior to 5.10.260-259.1061. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2026-128 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6output...

BELL-CVE-2026-43091

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CVE-2026-43091

A flaw was found in the Linux kernel XFRM IPsec policy teardown path. xfrmpolicyfini freed policybydst hash tables without waiting for concurrent RCU readers to finish even though those tables are published with rcuassignpointer and read via RCU. That could allow use-after-free access during...

DEBIAN-CVE-2026-43091

In the Linux kernel, the following vulnerability has been resolved: xfrm: Wait for RCU readers during policy netns exit xfrmpolicyfini frees the policybydst hash tables after flushing the policy work items and deleting all policies, but it does not wait for concurrent RCU readers to leave their...

UBUNTU-CVE-2026-43091

In the Linux kernel, the following vulnerability has been resolved: xfrm: Wait for RCU readers during policy netns exit xfrmpolicyfini frees the policybydst hash tables after flushing the policy work items and deleting all policies, but it does not wait for concurrent RCU readers to leave their...