Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. 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 available for...

RHEL 9 : kernel (RHSA-2026:1194)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1194 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ntbhwswitchtec: Fix...

RHEL 9 : kernel (RHSA-2026:1143)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1143 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Use-after-free i...

SUSE-SU-2026:0263-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 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-2022-50700: wifi: ath10k: Delay the unmapping of the buffer bsc1255576. -...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21707)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21707 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: consolidate suboption status MPTC...

Azure Linux 3.0 Security Update: kernel (CVE-2024-46858)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-46858 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: Fix uaf in timerdeletesync...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21642)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21642 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: sysctl: sched: avoid using...

Azure Linux 3.0 Security Update: kernel (CVE-2024-45010)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-45010 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: only mark 'subflow' endp as...

Azure Linux 3.0 Security Update: kernel (CVE-2025-23145)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-23145 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: fix NULL pointer in...

MiracleLinux 8 : kernel-4.18.0-553.30.1.el8_10 (AXSA:2024-9050:39)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-9050:39 advisory. kernel: media: edia: dvbdev: fix a use-after-free CVE-2024-27043 kernel: Bluetooth: l2cap: fix null-ptr-deref in l2capchantimeout CVE-2024-27399...

MiracleLinux 9 : kernel-5.14.0-427.40.1.el9_4 (AXSA:2024-8938:33)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8938:33 advisory. kernel: Local information disclosure on IntelR AtomR processors CVE-2023-28746 kernel: netfilter: nftflowoffload: reset dst in route object after...

Linux Distros Unpatched Vulnerability : CVE-2025-71126

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mptcp: avoid deadlock on fallback while reinjecting Jakub reported an MPTCP deadlock at...

CVE-2025-71126

In the Linux kernel, the following vulnerability has been resolved: mptcp: avoid deadlock on fallback while reinjecting Jakub reported an MPTCP deadlock at fallback time: WARNING: possible recursive locking detected 6.18.0-rc7-virtme 1 Not tainted --------------------------------------------...

CVE-2025-71088 mptcp: fallback earlier on simult connection

In the Linux kernel, the following vulnerability has been resolved: mptcp: fallback earlier on simult connection Syzkaller reports a simult-connect race leading to inconsistent fallback status: WARNING: CPU: 3 PID: 33 at net/mptcp/subflow.c:1515 subflowdataready+0x40b/0x7c0 net/mptcp/subflow.c:15...

MiracleLinux 8 : kernel-4.18.0-553.34.1.el8_10 (AXSA:2025-9558:05)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-9558:05 advisory. kernel: i40e: fix race condition by adding filter's intermediate sync state CVE-2024-53088 kernel: mptcp: cope racing subflow creation in...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: reject duplicate device on updates CVE-2025-38678 In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix flag-dropping behavior in ksmmadvise CVE-2025-40040 In the Lin...

SUSE CVE-2023-54176

In the Linux kernel, the following vulnerability has been resolved: mptcp: stricter state check in mptcpworker As reported by Christoph, the mptcp protocol can run the worker when the relevant msk socket is in an unexpected state: connect // incoming reset + fastclose // the mptcp worker is...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992803)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992803 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: cdg: allow tcpcdgrelease to be called multiple times Apparently, mptcp is able to call...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993088)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993088 advisory. In the Linux kernel, the following vulnerability has been resolved: mptcp: always handle address removal under msk socket lock Syzkaller reported a lockdep splat in...