CVE-2026-6843 Nano: nano: format string vulnerability leads to denial of service

A flaw was found in nano. A local user could exploit a format string vulnerability in the statusline function. By creating a directory with a name containing printf specifiers, the application attempts to display this name, leading to a segmentation fault SEGV. This results in a Denial of Service...

CVE-2026-6843

A flaw was found in nano. A local user could exploit a format string vulnerability in the statusline function. By creating a directory with a name containing printf specifiers, the application attempts to display this name, leading to a segmentation fault SEGV. This results in a Denial of Service...

CVE-2026-6843

CVE-2026-6843 affects the nano editor. A local user can trigger a format string vulnerability in the statusline() function by creating a directory whose name contains printf specifiers; nano attempts to display this name and may segfault, causing a Denial of Service. The vulnerability is document...

PT-2026-34312

Name of the Vulnerable Software and Affected Versions nano affected versions not specified Description A local user can cause a Denial of Service in the application by exploiting a format string flaw in the statusline function. This occurs when the application attempts to display a directory name...

Linux Distros Unpatched Vulnerability : CVE-2026-6843

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in nano. A local user could exploit a format string vulnerability in the statusline function. By creating a directory with a name containing...

GNU C Library security vulnerabilities

The GNU C Library is an open-source, free C-language compiler program published by the GNU community under the LGPL license. Versions of the GNU C Library from 2.7 to 2.43 contained security vulnerabilities. These vulnerabilities stemmed from the use of %mc and format specifiers with a width...

ruby: off-by-one stack-based buffer overflow in the encodes() function

Off-by-one error in the encodes function in pack.c in Ruby 1.9.3 and earlier, and 2.x through 2.1.2, when using certain format string specifiers, allows context-dependent attackers to cause a denial of service segmentation fault via vectors that trigger a stack-based buffer overflow...

CVE-2026-40087

LangChain is a framework for building agents and LLM-powered applications. Prior to 0.3.84 and 1.2.28, LangChain's f-string prompt-template validation was incomplete in two respects. First, some prompt template classes accepted f-string templates and formatted them without enforcing the same...

CVE-2026-40087

LangChain CVE-2026-40087 affects the f-string prompt-template validation prior to versions 0.3.84 and 1.2.28. The vulnerability arises because DictPromptTemplate and ImagePromptTemplate could accept templates containing attribute access or indexing expressions and evaluate them during formatting,...

EUVD-2026-21063

LangChain is a framework for building agents and LLM-powered applications. Prior to 0.3.84 and 1.2.28, LangChain's f-string prompt-template validation was incomplete in two respects. First, some prompt template classes accepted f-string templates and formatted them without enforcing the same...

CVE-2026-40087

LangChain is a framework for building agents and LLM-powered applications. Prior to 0.3.84 and 1.2.28, LangChain's f-string prompt-template validation was incomplete in two respects. First, some prompt template classes accepted f-string templates and formatted them without enforcing the same...

ruby: off-by-one stack-based buffer overflow in the encodes() function

Off-by-one error in the encodes function in pack.c in Ruby 1.9.3 and earlier, and 2.x through 2.1.2, when using certain format string specifiers, allows context-dependent attackers to cause a denial of service segmentation fault via vectors that trigger a stack-based buffer overflow...

PT-2026-31716

Name of the Vulnerable Software and Affected Versions LangChain versions prior to 0.3.84 and prior to 1.2.28 Description LangChain's f-string prompt-template validation was incomplete, allowing attribute access and indexing expressions in templates for DictPromptTemplate and ImagePromptTemplate...

UBUNTU-CVE-2025-68816

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, Validate format string parameters Add validation for format string parameters in the firmware tracer to prevent potential security vulnerabilities and crashes from malformed format strings received from...

CVE-2025-68816 net/mlx5: fw_tracer, Validate format string parameters

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, Validate format string parameters Add validation for format string parameters in the firmware tracer to prevent potential security vulnerabilities and crashes from malformed format strings received from...

CVE-2025-68816 net/mlx5: fw_tracer, Validate format string parameters

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, Validate format string parameters Add validation for format string parameters in the firmware tracer to prevent potential security vulnerabilities and crashes from malformed format strings received from...

CVE-2025-68816

The CVE-2025-68816 entry concerns the Linux kernel mlx5 fw_tracer, where the firmware tracer could receive malformed format strings. The vulnerability stems from unvalidated format specifiers in trace strings, risking crashes or undefined behavior when bad firmware supplies invalid specifiers. Th...

CVE-2025-68816 net/mlx5: fw_tracer, Validate format string parameters

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, Validate format string parameters Add validation for format string parameters in the firmware tracer to prevent potential security vulnerabilities and crashes from malformed format strings received from...

CVE-2025-68816

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, Validate format string parameters Add validation for format string parameters in the firmware tracer to prevent potential security vulnerabilities and crashes from malformed format strings received from...

PT-2026-2548

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel’s networking subsystem, specifically the mlx5 firmware tracer, contained a flaw where format string parameters were not properly validated. This allowed potentially...