Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring Syst...

RockyLinux 8 : kernel (RLSA-2026:2264)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:2264 advisory. kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it CVE-2025-38403 kernel: net: use dstdevrcu in sksetupcaps CVE-2025-40170...

MiracleLinux 8 : kernel-4.18.0-553.104.1.el8_10 (AXSA:2026-172:10)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-172:10 advisory. kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it CVE-2025-38403 kernel: net: use dstdevrcu in sksetupcaps...

AlmaLinux 8 : kernel-rt (ALSA-2026:2378)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:2378 advisory. kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it CVE-2025-38403 kernel: net: use dstdevrcu in sksetupcaps CVE-2025-40170...

SUSE-SU-2026:0411-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50630: mm: hugetlb: fix UAF in hugetlbhandleuserfault bsc1254785. - CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc125559...

kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

ALSA-2026:2264 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it CVE-2025-38403 kernel: net: use dstdevrcu in sksetupcaps CVE-2025-40170 kernel: ipv6: use RCU in ip6xmit...

AlmaLinux 10 : kernel (ALSA-2026:1690)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:1690 advisory. kernel: Linux kernel: irqchip/gic-v2m use-after-free vulnerability CVE-2025-37819 kernel: RDMA/core: Fix KASAN: slab-use-after-free Read in...

kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005065)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005065 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent NULL dereference in ip6output According to syzbot, there is a chance that ip6dstide...

CVE-2026-23003

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbvlaninetprepare in ip6tnlrcv Blamed commit did not take care of VLAN encapsulations as spotted by syzbot 1. Use skbvlaninetprepare instead of pskbinetmaypull. 1 BUG: KMSAN: uninit-value in INETECNdecapsulate...

CVE-2026-23003 ip6_tunnel: use skb_vlan_inet_prepare() in __ip6_tnl_rcv()

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbvlaninetprepare in ip6tnlrcv Blamed commit did not take care of VLAN encapsulations as spotted by syzbot 1. Use skbvlaninetprepare instead of pskbinetmaypull. 1 BUG: KMSAN: uninit-value in INETECNdecapsulate...

CVE-2026-23003

CVE-2026-23003 : In the Linux kernel’s IPv6 tunnel receive path (ip6_tunnel, __ip6_tnl_rcv), VLAN encapsulations were not handled correctly due to a failed VLAN-aware pull in the decapsulation path. The fix substitutes skb_vlan_inet_prepare() for pskb_inet_may_pull() to properly accommodate VLAN-...

EUVD-2026-4621

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbvlaninetprepare in ip6tnlrcv Blamed commit did not take care of VLAN encapsulations as spotted by syzbot 1. Use skbvlaninetprepare instead of pskbinetmaypull. 1 BUG: KMSAN: uninit-value in INETECNdecapsulate...

CVE-2026-23003

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbvlaninetprepare in ip6tnlrcv Blamed commit did not take care of VLAN encapsulations as spotted by syzbot 1. Use skbvlaninetprepare instead of pskbinetmaypull. 1 BUG: KMSAN: uninit-value in INETECNdecapsulate...

CLSA-2026-1768775579 kernel: Fix of 49 CVEs

scsi: ses: Fix slab-out-of-bounds in sesenclosuredataprocess CVE-2023-53803 - md/raid1: Fix stack memory use after return in raid1reshape CVE-2025-38445 - ALSA: usb-audio: Fix out-of-bounds read in sndusbgetaudioformatuac3 CVE-2025-38249 - atm: clip: Fix infinite recursive call of clippush...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004458)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004458 advisory. In ip6xmit of ip6output.c, there is a possible out of bounds write due to a use after free. This could lead to local escalation of privilege with System execution...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002324)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002324 advisory. The ip6appenddatamtu function in net/ipv6/ip6output.c in the IPv6 implementation in the Linux kernel through 3.10.3 does not properly maintain information about...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001890)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001890 advisory. The ip6routeadd function in net/ipv6/route.c in the Linux kernel through 3.13.6 does not properly count the addition of routes, which allows remote attackers to caus...