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The Hacker News
The Hacker News Breaches & leaks

Warlock Exploits SharePoint Flaws to Disable Security Tools and Deploy Ransomware

The suspected China-linked threat actor known as Warlock is still continuing to weaponize Microsoft SharePoint vulnerabilities, likely both old and new, in att…

Microsoft 365

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 Unbound Medium Heap Overflow RCE Vuln 2026-41f949afc4

Update to 1.26.1 (rhbz#2535076) Security fix list from upstream: Fix CVE-2026-81642, Heap buffer overflow and possible Remote Code Execution when digesting DNS…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Redis High Severity Denial of Service Code Execution DSA-6538-1

Multiple vulnerabilities were discovered in Redis, a persistent key-value database, which could result in denial of service or the execution of arbitrary code.…

Linux Databases

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS firefox-esr Important Code Execution Risks DLA-4814-1

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, sandbox escape,…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

LightLLM Profiling Flaw Allows Code Execution Without a Login

LightLLM, software used to serve AI models, can expose Linux AI servers to remote code execution when operators enable its profiling mode, a tool for measuring…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS DLA-4808-1 network-manager-l2tp Critical Privilege Escalation

Andres Berbescu discovered two vulnerabilities in the L2TP connection plugin for Network Manager which allowed a local user with permissions to create/activate…

Linux VPN

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS expat Critical DoS and Entity Expansion Issues DLA-4807-1

Multiple vulnerabilities have been found in expat. CVE-2024-28757 A crafted XML document could trigger an entity expansion attack (billion laughs attack) when …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Firefox-esr Critical Privilege Escalation Vulnerabilities DSA-6533-1

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, sandbox escape,…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS pgextwlist Security Update DLA-4806-1 CVE-2023-39417

An issue has been found in pgextwlist, a Postgres extensions that implements extension whitelisting. The issue is related to substituting extension schemas or …

Linux Databases

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS DLA-4802-1 Python-Django Critical Cache Exposure

Multiple vulnerabilities were discovered in Django, the Python-based web development framework: CVE-2026-48587 Potential exposure of private data via whitespac…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian OpenSSL Important DoS Info Disclosure and Key Recovery DSA-6531-1

Multiple vulnerabilities have been discovered in OpenSSL, a Secure Sockets Layer toolkit, which could result in denial of service, information disclosure or po…

Linux OpenSSL

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 24.04 has a serious authentication bypass flaw in USN-8832-1

Booth could allow unintended access to network services.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian rsync Important Local Escalation Info Disclosure Issues DSA-6527-1

Several vulnerabilities were discovered in rsync, a fast, versatile, remote (and local) file-copying tool, which could result in local privilege escalation, by…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Debian libheif Critical Memory Disclosure DoS Advisory DSA-6523-1

Multiple security issues were discovered in libheif, an ISO/IEC 23008-12 HEIF and AVIF image file format decoder and encoder, which may result in denial of ser…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 rust-xml5ever Moderate Use-After-Free Issue CVE-2026-96889

Update librsvg to version 2.63.2. This includes a fix for a potential use-after-free bug (assigned RUSTSEC-2026-0305, also assigned CVE-2026-96889 - see upstre…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 Librsvg Update Fix Use-After-Free CVE-2026-96889

Update librsvg to version 2.63.2. This includes a fix for a potential use-after-free bug (assigned RUSTSEC-2026-0305, also assigned CVE-2026-96889 - see upstre…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 Librsvg2 Update CVE-2026-96889 Fixes Use-After-Free

Update librsvg to version 2.63.2. This includes a fix for a potential use-after-free bug (assigned RUSTSEC-2026-0305, also assigned CVE-2026-96889 - see upstre…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Debian LTS evolution-data-server Critical File Deletion Advisory DLA-4796-1

An issue has been found in evolution-data-server, an evolution database backend server. A Flatpak application with D-Bus access to the addressbook service can …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian Ghostscript Security Update Critical Arbitrary Code Exec DSA-6516-1

Multiple security issues were discovered in Ghostscript, the GPL PostScript/PDF interpreter, which could result in denial of service and potentially the execut…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Linux Patch Management For Enterprises: A Complete Guide

Linux is not a standard environment. An enterprise can run many different flavors of Linux on its servers, desktops and specialized systems, each with its own …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian jq Important Fix Module Loading Bug DSA-6416-2 CVE-2026-44777

The update for jq released as DSA-6416-1 introduced a regression in the loading of modules. The fix for CVE-2026-44777 registered each library before its own d…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 45 bcm283x Firmware Denial of Service Fix 2026-313e66c007

Update to the latest U-Boot 2026.10 RC4 fixes Display fixes from sleep for some generations of Raspberry Pi

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 12 Redis Critical Use-After-Free and Out-of-Bounds Alerts DLA-4794-1

It was discovered that there were two vulnerabilities in the Redis key/value database. CVE-2026-81934 CVE-2026-81934: Prevent a use-after-free vulnerability in…

Linux Databases

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Kubernetes Security Fix Blocks Cross-Namespace Pod Creation

Kubernetes released fixes on Sep 23, 2026 for a control-plane flaw that could create a pod outside the namespace where a user's permissions applied. CVE-2026-2…

Kubernetes