CVE-2026-45834 Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_state_change_cb()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2capsockstatechangecb Add the same NULL guard already present in l2capsockresumecb and l2capsockreadycb...

CVE-2026-45834

CVE-2026-45834 affects the Linux kernel Bluetooth L2CAP path. A NULL pointer dereference in l2cap_sock_state_change_cb() is fixed by adding the NULL guard already present in l2cap_sock_resume_cb() and l2cap_sock_ready_cb(); patch applies to affected kernel versions (e.g., openSUSE/SUSE notes and ...

CVE-2026-45834

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2capsockstatechangecb Add the same NULL guard already present in l2capsockresumecb and l2capsockreadycb...

EUVD-2026-31856

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2capsockstatechangecb Add the same NULL guard already present in l2capsockresumecb and l2capsockreadycb...

PT-2026-43409

An attacker is able to downgrade the security of a Bluetooth LE connection by deleting an existing bond, spoofing the bonded device and creating a new bond...

May 26, 2026—KB5089570 (OS Build 28000.2179) Preview

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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 lack of null pointer checking in the l2capsocknewconnectioncb function within the Bluetooth L2CAP...

PT-2026-43303

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null pointer dereference occurs in the Bluetooth L2CAP component within the l2cap sock new connection cb function. A null pointer dereference is a runtime error that happens when a...

Silicon Simplicity SDK 安全漏洞

The Silicon Simplicity SDK is an embedded software development platform provided by Silicon Corporation. It is used to build IoT products based on our 2-series and upcoming 3-series wireless and MCU devices. The Silicon Simplicity SDK has a security vulnerability. Attackers can compromise the...

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 lack of null pointer checking in the l2capsockgetsndtimeocb function within the Bluetooth L2CAP...

PT-2026-43304

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL-pointer dereference exists in the Bluetooth L2CAP subsystem, specifically within the l2cap sock get sndtimeo cb function. This issue can lead to kernel crashes and a denial of...

PT-2026-43302

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description A null pointer dereference exists in the Bluetooth L2CAP component. This occurs within the l2cap sock state change cb...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a lack of null pointer checking in the l2capsockstatechangecb function within the Bluetooth L2CAP...

USN-8289-2: Linux kernel (NVIDIA) vulnerabilities

It was discovered that the Linux kernel algifaead module did not properly handle in-place cryptographic operations. This flaw is known as Copy Fail. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-31431 Several security issues were discovered in th...

USN-8296-2: Linux kernel (NVIDIA Tegra) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - x86 architecture; - Compute Acceleration Framework; - Drivers core; - Null block device drive...

USN-8296-2 linux-nvidia-tegra vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - x86 architecture; - Compute Acceleration Framework; - Drivers core; - Null block device drive...

Ubuntu 24.04 LTS : Linux kernel (FIPS) vulnerabilities (USN-8296-1)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8296-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

Ubuntu 20.04 LTS : Linux kernel (GCP) vulnerabilities (USN-8297-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8297-1 advisory. Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission chec...

Debian dsa-6295 : ata-modules-6.12.90+deb13-armmp-di - security update

The remote Debian 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6295 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6295-1 [email protected] https://www.debian.org/securit...

CVE-2026-9398

The CVE-2026-9398 entry concerns Besen BS20 EV Charging Station with a flaw in the BLE/WiFi authentication that enables bypass via capture-replay. Affected component: BLE/WiFi, within the Besen BS20 line up to 20260426. The attack must originate from the local network; exploitation is described a...