microctfs

microctfs Small CTF challenges running on Docker logviewer Build and Start logviewer challenge exposed on port 8000 cd logviewer docker build -t logviewer . docker run -d -p 8000:80 --name logchallenge logviewer Restart logviewer challenge docker rm -f logchallenge && docker run -d -p 8000:80...

c2-printf

C2-PRINTF is a small utility that lets you do printf-style debugging over a C2 debugger connection, for use with the Silicon Labs EFM8 and C8051F microcontrollers. Full write up available on my blog: https://jaycarlson.net/2017/07/16/printf-style-trace-messages-using-c2/ If you build the WPF...

atlas-tj-actions-poc

CVE-2025-54416: tj-actions/branch-names Command Injection PoC This repository demonstrates CVE-2025-54416 , a critical command injection vulnerability in tj-actions/branch-names affecting over 5,000 public repositories. Vulnerability The tj-actions/branch-names GitHub Action versions...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fixed possible data races in gfs2showoptions Some fields such as gtlogdsecs of the struct gfs2tune are accessed without holding the lock gtspin in gfs2showoptions: val = sdp-sdtune.gtlogdsecs; if val != 30 seqprintfs,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Move the cfglogverbose check before calling lpfcdmpdbg In an attempt to log message 0126 using LOGTRACEEVENT, the following hard lockup occurred, causing the system to hang. Call Trace: rawspinlockirqsave+0x32/0x40...

[SECURITY] Fedora 45 Update: ocaml-ppx-custom-printf-0.17.0-17.fc45

Ppxcustomprintf is a ppx rewriter that allows the use of user-defined string conversion functions in format strings that is, strings passed to printf, sprintf, etc.. No new syntax is introduced. Instead a previously ill-typed use of the ! operator is re-purposed...

Linux Distros Unpatched Vulnerability : CVE-2026-102474

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 dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six byte...

SUSE CVE-2026-102474

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

CVE-2026-102474

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

DEBIAN-CVE-2026-102474

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

CVE-2026-102474

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

UBUNTU-CVE-2026-102474

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

EUVD-2026-88668

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

CVE-2026-102474 Dash: dash: heap out-of-bounds write in conv_escape via undersized unicode escape reservation

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

CVE-2026-102474 Dash: dash: heap out-of-bounds write in conv_escape via undersized unicode escape reservation

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

CVE-2026-102474

A heap out-of-bounds write vulnerability exists in dash within the conv_escape function. The printf builtin incorrectly reserves only four bytes for converting Unicode \u or \U escapes , even though multi-byte tokens may require five or six bytes. A local user can trigger this by supplying such e...

CVE-2026-102474

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

CVE-2026-102474

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

CVE-2026-102474: Out-of-bounds Write

A flaw was found in dash. The printf builtin reserves four bytes before converting a Unicode \u or \U escape, but the multi-byte token can need five or six bytes. A local user who can supply such an escape to dash printf or echo %b, including through dash -c and a positional argument, can write o...

PT-2026-102469

Name of the Vulnerable Software and Affected Versions dash affected versions not specified Description A flaw exists in the printf builtin where it reserves only four bytes before converting a Unicode u or U escape sequence. Because multi-byte tokens may require five or six bytes, a local user ca...