CVE-2025-40149 tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().

In the Linux kernel, the following vulnerability has been resolved: tls: Use skdstget and dstdevrcu in getnetdevforsock. getnetdevforsock is called during setsockopt, so not under RCU. Using skdstgetsk-dev could trigger UAF. Let's use skdstget and dstdevrcu. Note that the only -ndoskgetlowerdev...

CVE-2025-40139 smc: Use __sk_dst_get() and dst_dev_rcu() in in smc_clc_prfx_set().

In the Linux kernel, the following vulnerability has been resolved: smc: Use skdstget and dstdevrcu in in smcclcprfxset. smcclcprfxset is called during connect and not under RCU nor RTNL. Using skdstgetsk-dev could trigger UAF. Let's use skdstget and devdstrcu under rcureadlock after...

CVE-2025-40135 ipv6: use RCU in ip6_xmit()

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6xmit Use RCU in ip6xmit in order to use dstdevrcu to prevent possible UAF...

CVE-2025-40135 ipv6: use RCU in ip6_xmit()

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6xmit Use RCU in ip6xmit in order to use dstdevrcu to prevent possible UAF...

CVE-2025-40135 ipv6: use RCU in ip6_xmit()

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6xmit Use RCU in ip6xmit in order to use dstdevrcu to prevent possible UAF...

CVE-2025-40135

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6xmit Use RCU in ip6xmit in order to use dstdevrcu to prevent possible UAF...

CVE-2025-40133

CVE-2025-40133 is a Linux kernel vulnerability affecting Multipath TCP. The issue arises in mptcp_active_enable(), called from subflow_finish_connect(), where sk_dst_get(sk)->dev may be accessed outside RCU, risking a use-after-free. The advisory notes the fix is to use __sk_dst_get() and dst_...

kernel: Bluetooth: Fix potential use-after-free when clear keys

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix potential use-after-free when clear keys Similar to commit c5d2b6fa26b5 "Bluetooth: Fix use-after-free in hciremoveltk/hciremoveirk". We can not access k after kfreercu call...

PT-2025-46645

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained a flaw where accesses to dst-dev were not protected using Read-Copy-Update RCU. This issue was addressed by utilizing RCU in functions such as sk setup caps, s...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not properly using the RCU to protect dstdev access, which could lead to reuse after release...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not protecting dstdev access with an RCU, which could lead to reuse after release...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from the use of skdstgetsk-dev by the getnetdevforsock function in non-RCU environments, which could lead to reuse...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the improper use of RCU protection in the smcclcprfxmatch function, which could lead to a UAF attack...

Linux kernel 安全漏洞

Linux kernel is a product of the United States, etc. are products of the United States Linux Foundation. Linux kernel is the kernel used by the open source operating system Linux. nate long p4, etc. are products of the Nate Long Individual Developers. p4 is a small library of utilities for workin...

Linux Distros Unpatched Vulnerability : CVE-2025-40135

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: use RCU in ip6xmit Use RCU in ip6xmit in order to use dstdevrcu to prevent possible UAF. CVE-2025-40135 Note that Nessus relies on the presence of the...

kernel: ipv6: use RCU protection in ip6_default_advmss()

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU protection in ip6defaultadvmss ip6defaultadvmss needs rcu protection to make sure the net structure it reads does not disappear...

kernel: vrf: use RCU protection in l3mdev_l3_out()

A use-after-free vulnerability was found in the Linux kernel. l3mdevl3out can be called without RCU being held, causing damage to the availability of the system...

kernel: xfrm: state: fix out-of-bounds read during lookup

In the Linux kernel, the following vulnerability has been resolved: xfrm: state: fix out-of-bounds read during lookup lookup and resize can run in parallel. The xfrmstatehashgeneration seqlock ensures a retry, but the hash functions can observe a hmask value that is too large for the new hlist...

kernel: openvswitch: use RCU protection in ovs_vport_cmd_fill_info()

In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovsvportcmdfillinfo ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF...

kernel: ipv6: use RCU protection in ip6_default_advmss()

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU protection in ip6defaultadvmss ip6defaultadvmss needs rcu protection to make sure the net structure it reads does not disappear...