CVE-2026-62737

CVE-2026-62737 — ExecutionContext.sys Arbitrary Kernel Call Proof of concept for CVE-2026-62737: ExecutionContext.sys invokes a user-controlled TaskFn pointer in kernel mode without validation, producing a controlled kernel crash. Validated on stock Windows 11 25H2 build 26200.8655, ARM64: 0x7E...

Moderate: Red Hat Security Advisory: kernel security, bug fix, and enhancement 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 Moderate. A Common Vulnerability Scoring Syste...

Linux Distros Unpatched Vulnerability : CVE-2026-54467

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - On the Trusted Firmware-M TF-M 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied...

RHEL 8 : kernel (RHSA-2026:61256)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:61256 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net: atm: fix crash due to...

CVE-2026-54467

On the Trusted Firmware-M TF-M 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer...

CVE-2026-54467

On the Trusted Firmware-M TF-M 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer...

EUVD-2026-66233

On the Trusted Firmware-M TF-M 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer...

CVE-2026-54467

On the Trusted Firmware-M TF-M 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer...

CVE-2026-54467

Trusted Firmware-M (TF-M) versions 2 through 2.3.0 (before commit 00d1b3e) contain a vulnerability in the mailbox initialization routine on PSOC64 and RP2350 platforms. The root cause is acceptance of a non-secure, unvalidated pointer supplied during initialization, which could allow compromise o...

CVE-2026-54467

On the Trusted Firmware-M TF-M 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer...

kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

Important: Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement 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 Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

PT-2026-81926

On the Trusted Firmware-M TF-M 2 through 2.3.0 platform before 00d1b3e, mailbox initialization on PSOC64 and RP2350 accepts a non-secure, unvalidated, supplied pointer...

kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

PT-2026-76715

The flash copy system call is verified by z vrfy flash copy in drivers/flash/flash util.c. On builds with CONFIG USERSPACE enabled, this handler is the kernel-side trust boundary for a user-mode caller. Prior to the fix it validated only the output buffer K SYSCALL MEMORY WRITE and passed the two...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099730)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099730 advisory. In the Linux kernel, the following vulnerability has been resolved: net: atm: fix crash due to unvalidated vcc pointer in sigdsend Reproducer available at 1. The AT...

JLSEC-2026-733 When restoring a session from cache, a pointer from the serialized session data is used in a free...

When restoring a session from cache, a pointer from the serialized session data is used in a free operation without validation. An attacker who can poison the session cache could trigger an arbitrary free. Exploitation requires the ability to inject a crafted session into the cache and for the...