kernel: Linux kernel (CIFS): Use-after-free vulnerability allows data integrity compromise and denial of service

A flaw was found in the Linux kernel's Common Internet File System CIFS component. This use-after-free vulnerability occurs due to improper handling of server hostname information during connection re-establishment. An attacker on an adjacent network could exploit this, potentially leading to a...

kernel: Linux kernel (CIFS): Use-after-free vulnerability allows data integrity compromise and denial of service

A flaw was found in the Linux kernel's Common Internet File System CIFS component. This use-after-free vulnerability occurs due to improper handling of server hostname information during connection re-establishment. An attacker on an adjacent network could exploit this, potentially leading to a...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005160)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005160 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: handle NULL sock pointer in l2capsockalloc A NULL sock pointer is passed into...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005148)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005148 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix uaf in l2capconnect Syzbot reported BUG: KASAN: slab-use-after-free in...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004842)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004842 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix user-after-free This uses l2capchanholdunlesszero after calling...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21969)

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-2025-21969 advisory. - In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix slab-use-after- fr...

CLSA-2026-1768895798 kernel: Fix of 7 CVEs

fs/proc: fix uaf in procreaddirde CVE-2025-40271 - fs: fix UAF/GPF bug in nilfsmdtdestroy CVE-2022-2978 - Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp CVE-2023-53297 - net: sched: sfb: fix null pointer access issue when sfbinit fails CVE-2022-50356 - ALSA: usb-audio: Fix size...

CLSA-2026-1768825166 kernel: Fix of 7 CVEs

fs/proc: fix uaf in procreaddirde CVE-2025-40271 - fs: fix UAF/GPF bug in nilfsmdtdestroy CVE-2022-2978 - Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp CVE-2023-53297 - net: sched: sfb: fix null pointer access issue when sfbinit fails CVE-2022-50356 - ALSA: usb-audio: Fix size...

CLSA-2026-1768824748 kernel: Fix of 7 CVEs

fs/proc: fix uaf in procreaddirde CVE-2025-40271 - fs: fix UAF/GPF bug in nilfsmdtdestroy CVE-2022-2978 - Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp CVE-2023-53297 - net: sched: sfb: fix null pointer access issue when sfbinit fails CVE-2022-50356 - ALSA: usb-audio: Fix size...

MiracleLinux 7 : kernel-3.10.0-693.2.2.el7 (AXSA:2017-2299:08)

The remote MiracleLinux 7 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2017-2299:08 advisory. A stack buffer overflow flaw was found in the way the Bluetooth subsystem of the Linux kernel processed pending L2CAP configuration responses from a client. ...

MiracleLinux 8 : kernel-4.18.0-553.81.1.el8_10 (AXSA:2025-11004:84)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-11004:84 advisory. kernel: Bluetooth: L2CAP: fix bad unlock balance in l2capdisconnectrsp CVE-2023-53297 kernel: efivarfs: Fix slab-out-of-bounds in efivarfsdcompare...

MiracleLinux 7 : kernel-3.10.0-1160.119.1.0.11.el7.AXS7 (AXSA:2025-9972:35)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-9972:35 advisory. ALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devices CVE-2024-53197 Bluetooth: L2CAP: Fix slab-use-after-free Read in...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992822)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992822 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free caused by l2capreassemblesdu Fix the race condition between...

Linux Distros Unpatched Vulnerability : CVE-2023-54214

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling allocskb which may release the chan lock...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992213)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992213 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free Fix potential use-after-free in l2caplecommandrej. Tenable h...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992272)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992272 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free caused by l2capreassemblesdu Fix the race condition between...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992512)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992512 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix user-after-free This uses l2capchanholdunlesszero after calling...

CLSA-2025-1766617167 kernel: Fix of 27 CVEs

xfrm: Duplicate SPI Handling CVE-2025-39965 - xfrm: state: use atomicincnotzero to increment refcount - padata: Fix pd UAF once and for all CVE-2025-38584 - padata: Remove broken queue flushing CVE-2023-52854 - padata: ensure padatadoserial runs on the correct CPU - Bluetooth: L2CAP: Fix...

RHEL 7 : kernel (RHSA-2025:23947)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:23947 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ALSA: usb-audio: Validate UAC...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...