xorg: xmayland: Use-after-free in XPresentNotify structure creation

A flaw was found in the X.Org X server and Xwayland when processing X11 Present extension notifications. Improper error handling during notification creation can leave dangling pointers that lead to a use-after-free condition. This can cause memory corruption or a crash, potentially allowing an...

CVE-2025-66032 Claude Code Command Validation Bypass Allows Arbitrary Code Execution

Claude Code is an agentic coding tool. Prior to 1.0.93, Due to errors in parsing shell commands related to $IFS and short CLI flags, it was possible to bypass the Claude Code read-only validation and trigger arbitrary code execution. Reliably exploiting this requires the ability to add untrusted...

CVE-2025-66032

Claude Code (the agentic coding tool) is affected by a vulnerability in versions prior to 1.0.93 where errors in parsing shell commands related to $IFS and short CLI flags allow bypassing the read-only validation and may enable arbitrary code execution. Exploitation requires the attacker to intro...

CVE-2025-13566

A security vulnerability has been detected in jarun nnn up to 5.1. The impacted element is the function showcontentinfloatingwindow/runcmdasplugin of the file nnn/src/nnn.c. The manipulation leads to double free. An attack has to be approached locally. The identifier of the patch is...

gimp: GIMP XWD File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

A heap-based buffer overflow in GIMP’s X Window Dump XWD file parser allows an attacker to craft a malicious XWD file or a web page that triggers opening one that can overflow a heap buffer during parsing and lead to remote code execution in the context of the GIMP process. The flaw is tracked as...

xorg: xmayland: Use-after-free in XPresentNotify structure creation

A flaw was found in the X.Org X server and Xwayland when processing X11 Present extension notifications. Improper error handling during notification creation can leave dangling pointers that lead to a use-after-free condition. This can cause memory corruption or a crash, potentially allowing an...

xorg: xmayland: Value overflow in XkbSetCompatMap()

A flaw was identified in the X.Org X server’s X Keyboard Xkb extension where improper bounds checking in the XkbSetCompatMap function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a cras...

xorg: xwayland: Use-after-free in Xkb client resource removal

A flaw was discovered in the X.Org X server’s X Keyboard Xkb extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected...

xorg: xmayland: Value overflow in XkbSetCompatMap()

A flaw was identified in the X.Org X server’s X Keyboard Xkb extension where improper bounds checking in the XkbSetCompatMap function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a cras...

PT-2025-51695

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained a flaw within the MPTCP implementation. Specifically, the rcv mss was not initialized before being used in the tcp send active reset function within mptcp do...

curl: runs javascript on powershell when it shouldnt

On windows, if I run a curl on powershell for a script that should show alert1 it just executes the script when it shouldn't. I did not use AI to find or report this bug. Affected version on CMD I ran curl --version curl 8.16.0 Windows libcurl/8.16.0 Schannel zlib/1.3.1 WinIDN on powershell it...

xorg: xmayland: Value overflow in XkbSetCompatMap()

A flaw was identified in the X.Org X server’s X Keyboard Xkb extension where improper bounds checking in the XkbSetCompatMap function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a cras...

xorg: xwayland: Use-after-free in Xkb client resource removal

A flaw was discovered in the X.Org X server’s X Keyboard Xkb extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected...

JLSEC-2025-246 A vulnerability has been identified in the libarchive library

A vulnerability has been identified in the libarchive library. This flaw can lead to a heap buffer over-read due to the size of a filter block potentially exceeding the Lempel-Ziv-Storer-Schieber LZSS window. This means the library may attempt to read beyond the allocated memory buffer, which can...

xorg: xwayland: Use-after-free in Xkb client resource removal

A flaw was discovered in the X.Org X server’s X Keyboard Xkb extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected...

RLSA-2025:21968 Important: gimp security update

The GIMP GNU Image Manipulation Program is an image composition and editing program. GIMP provides a large image manipulation toolbox, including channel operations and layers, effects, sub-pixel imaging and anti-aliasing, and conversions, all with multi-level undo. Security Fixes: gimp: GIMP DCM...

xorg: xmayland: Value overflow in XkbSetCompatMap()

A flaw was identified in the X.Org X server’s X Keyboard Xkb extension where improper bounds checking in the XkbSetCompatMap function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a cras...

xorg: xmayland: Value overflow in XkbSetCompatMap()

A flaw was identified in the X.Org X server’s X Keyboard Xkb extension where improper bounds checking in the XkbSetCompatMap function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a cras...

RHEL 7 : xorg-x11-server (RHSA-2025:22040)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22040 advisory. X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical us...

Zero-Day Zero: The AI Attack That Just Ended the Era of the Forgiving Internet

Why the Exploit Window Has Collapsed and How CISOs Must Pivot to Survive For decades, cybersecurity was a game of time. We banked on the buffer between a vulnerability’s disclosure and its widespread exploitation. We relied on the forgiving internet, where human attackers needed days or weeks to...