Linux Distros Unpatched Vulnerability : CVE-2026-72238

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the syste...

ANT-2026-50T0MN89 · uboot · Out-of-bounds-write

oob-write high Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-50T0MN89: U-Boot EFI Image Loader: Out-of-Bounds Write via Unbounded ...

CVE-2026-72238

A flaw was found in the Linux kernel. A local user could cause a system hang during early boot by providing an invalid baud rate for the console=uart8250 parameter. This invalid input leads to a division-by-zero error in the earlyserialinit function, resulting in a Denial of Service DoS...

K000162943: Spring boot vulnerability CVE-2026-40992

Security Advisory Description Spring Boot's Mail auto-configuration does not enable hostname verification. Applications that set the relevant JavaMail property, such as spring.mail.properties.mail.smtp.ssl.checkserveridentity=true, are not affected. Affected versions: Spring Boot 4.0.0 through...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100166)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100166 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/exynos: exynos7drmdecon: add vblank check in IRQ handling If there's support for another...

Security Bulletin: This Power System update is being released to address CVE-2026-17042

Summary Power Systems Firmware is affected by a vulnerability in host firmware NVRAM parsing. An attacker with root access to a guest partition on an OpenPOWER system can write a specially crafted NVRAM image, causing the host firmware boot stage to crash with possible memory corruption. This...

Security Bulletin: This Power System update is being released to address CVE-2026-17093

Summary Power Systems Firmware is affected by a vulnerability in host firmware configuration parsing. An attacker with service-level access to the BMC/FSP can supply specially crafted configuration data, compromising the host firmware boot stage and everything subsequently loaded by it, resulting...

Security Bulletin: This Power System update is being released to address CVE-2026-18871

Summary Power Systems Firmware is affected by a vulnerability in host firmware configuration parsing. An attacker with authenticated service-level access to the service processor can write specially crafted configuration data, causing the host firmware boot stack to crash with possible memory...

Security Bulletin: This Power System update is being released to address CVE-2026-17414

Summary Power Systems Firmware is affected by a vulnerability in partition firmware during network boot. An unauthenticated attacker with access to the same network as a partition performing a network boot can prevent that partition from completing its boot sequence. On partitions where OS secure...

Security Bulletin: This Power System update is being released to address CVE-2026-17028

Summary Power Systems Firmware is affected by a vulnerability in partition firmware during network boot. An unauthenticated attacker with access to the same network as a partition undergoing iSCSI SAN network boot can prevent that partition from completing its boot sequence. Other partitions and...

Security Bulletin: This Power System update is being released to address CVE-2026-18821

Summary Power Systems Firmware is affected by a vulnerability in partition firmware during network boot. An unauthenticated attacker on the same network as a partition undergoing network boot can send a malformed packet, allowing arbitrary code to be executed in the partition firmware and...

CVE-2026-72238

In the Linux kernel, the following vulnerability has been resolved: x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the system will hang during early boot because of a division by zero in...

UBUNTU-CVE-2026-72238

In the Linux kernel, the following vulnerability has been resolved: x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the system will hang during early boot because of a division by zero in...

CVE-2026-72238

In the Linux kernel, the following vulnerability has been resolved: x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the system will hang during early boot because of a division by zero in...

CVE-2026-72238 x86/boot: Validate console=uart8250 baud rate to fix early boot hang

In the Linux kernel, the following vulnerability has been resolved: x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the system will hang during early boot because of a division by zero in...

EUVD-2026-59137

In the Linux kernel, the following vulnerability has been resolved: x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the system will hang during early boot because of a division by zero in...

CVE-2026-72238

CVE-2026-72238 affects the Linux kernel in the x86/boot path, where an empty/0/invalid baud rate for uart8250 could lead to a division by zero in early_serial_init() and cause a hang during early boot. The documented fix is to fall back to DEFAULT_BAUD when the computed baud rate is 0. The connec...

CVE-2026-72238 x86/boot: Validate console=uart8250 baud rate to fix early boot hang

In the Linux kernel, the following vulnerability has been resolved: x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the system will hang during early boot because of a division by zero in...

EUVD-2026-58973

In the Linux kernel, the following vulnerability has been resolved: MIPS: DEC: Ensure 32-bit stack location for o32 promprintf In 64-bit configurations calling any firmware entry points from a kernel thread other than the initial one will result in a situation where the stack has been placed in t...

PT-2026-72426

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A division by zero occurs in the early serial init function during early boot. This happens when the baud rate for console=uart8250 is empty, 0, invalid, or overflows to 0 when stored as...