PT-2026-28513

Name of the Vulnerable Software and Affected Versions Cilium versions prior to 1.17.14 Cilium versions 1.18.0 through 1.18.7 Cilium versions 1.19.0 through 1.19.1 Description Cilium is a networking, observability, and security solution utilizing an eBPF-based dataplane. Ingress Network Policies a...

CVE-2026-23304

A flaw was found in the Linux kernel. A local attacker could cause a null pointer dereference in the IPv6 routing subsystem when a slave device is being un-slaved from a Virtual Routing and Forwarding VRF instance. This vulnerability can lead to a system crash, resulting in a denial of service...

SUSE CVE-2026-23304

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix NULL pointer deref in ip6rtgetdevrcu l3mdevmasterdevrcu can return NULL when the slave device is being un-slaved from a VRF. All other callers deal with this, but we lost the fallback to loopback in ip6rtpcpualloc -...

EUVD-2026-15351

In the Linux kernel, the following vulnerability has been resolved: net: phy: register phy ledtriggers during probe to avoid AB-BA deadlock There is an AB-BA deadlock when both LEDSTRIGGERNETDEV and LEDTRIGGERPHY are enabled: 1362.049207 ledtriggerregister+0x5c/0x1fc...

EUVD-2026-15242

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix NULL pointer deref in ip6rtgetdevrcu l3mdevmasterdevrcu can return NULL when the slave device is being un-slaved from a VRF. All other callers deal with this, but we lost the fallback to loopback in ip6rtpcpualloc -...

AZL-80645 CVE-2026-23304 affecting package kernel for versions less than 6.6.130.1-1

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix NULL pointer deref in ip6rtgetdevrcu l3mdevmasterdevrcu can return NULL when the slave device is being un-slaved from a VRF. All other callers deal with this, but we lost the fallback to loopback in ip6rtpcpualloc -...

CVE-2026-23304

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix NULL pointer deref in ip6rtgetdevrcu l3mdevmasterdevrcu can return NULL when the slave device is being un-slaved from a VRF. All other callers deal with this, but we lost the fallback to loopback in ip6rtpcpualloc -...

CVE-2026-23304

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix NULL pointer deref in ip6rtgetdevrcu l3mdevmasterdevrcu can return NULL when the slave device is being un-slaved from a VRF. All other callers deal with this, but we lost the fallback to loopback in ip6rtpcpualloc -...

UBUNTU-CVE-2026-23304

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix NULL pointer deref in ip6rtgetdevrcu l3mdevmasterdevrcu can return NULL when the slave device is being un-slaved from a VRF. All other callers deal with this, but we lost the fallback to loopback in ip6rtpcpualloc -...

CVE-2026-23304

The connected advisories confirm CVE-2026-23304 affects the Linux kernel IPv6 routing code. Root cause: l3mdev_master_dev_rcu() can return NULL when a slave device is un-slaved from a VRF, and ip6_rt_get_dev_rcu() used by ip6_rt_pcpu_alloc() did not fall back to loopback, causing a NULL pointer d...

CVE-2026-23304

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix NULL pointer deref in ip6rtgetdevrcu l3mdevmasterdevrcu can return NULL when the slave device is being un-slaved from a VRF. All other callers deal with this, but we lost the fallback to loopback in ip6rtpcpualloc -...

CVE-2026-23304 ipv6: fix NULL pointer deref in ip6_rt_get_dev_rcu()

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix NULL pointer deref in ip6rtgetdevrcu l3mdevmasterdevrcu can return NULL when the slave device is being un-slaved from a VRF. All other callers deal with this, but we lost the fallback to loopback in ip6rtpcpualloc -...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a classification error when using IPv4 routing to reference an IPv6 next hop. This error can lead to nu...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from failing to handle the unbinding of slave devices from the VRF context. This vulnerability may lead to...

Linux Distros Unpatched Vulnerability : CVE-2026-23304

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: fix NULL pointer deref in ip6rtgetdevrcu l3mdevmasterdevrcu can return NULL when the slave device is being un-slaved from a VRF. All other callers deal wi...

SUSE-SU-2026:20857-1 Security update for the Linux Kernel (Live Patch 5 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-25.1 fixes various security issues The following security issues were fixed: - CVE-2025-21738: ata: libata-sff: ensure that we cannot write outside the allocated buffer bsc1257118. - CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to...

SUSE-SU-2026:20852-1 Security update for the Linux Kernel RT (Live Patch 10 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-34.1 fixes various security issues The following security issues were fixed: - CVE-2025-38488: smb: client: fix use-after-free in cryptmessage when using async crypto bsc1247240. - CVE-2025-40258: mptcp: fix race condition in mptcpschedulewor...

SUSE-SU-2026:20896-1 Security update for the Linux Kernel RT (Live Patch 10 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-34.1 fixes various security issues The following security issues were fixed: - CVE-2025-38488: smb: client: fix use-after-free in cryptmessage when using async crypto bsc1247240. - CVE-2025-40258: mptcp: fix race condition in mptcpschedulewor...

SUSE-SU-2026:20895-1 Security update for the Linux Kernel RT (Live Patch 9 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-33.1 fixes various security issues The following security issues were fixed: - CVE-2025-38488: smb: client: fix use-after-free in cryptmessage when using async crypto bsc1247240. - CVE-2025-40258: mptcp: fix race condition in mptcpschedulewor...

SUSE-SU-2026:20847-1 Security update for the Linux Kernel RT (Live Patch 5 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-25.1 fixes various security issues The following security issues were fixed: - CVE-2025-21738: ata: libata-sff: ensure that we cannot write outside the allocated buffer bsc1257118. - CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to...