EulerOS Virtualization 2.11.0 : avahi (EulerOS-SA-2026-3488)

According to the versions of the avahi package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4...

EulerOS Virtualization 2.11.1 : avahi (EulerOS-SA-2026-3401)

According to the versions of the avahi packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc...

firewalld security update

An update is available for firewalld. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list firewalld is a firewall service daemon that provides a dynamic customizable...

RLSA-2026:67585 Moderate: firewalld security update

firewalld is a firewall service daemon that provides a dynamic customizable firewall with a D-Bus interface. Security Fixes: firewalld: firewalld: Local unprivileged user can modify firewall state due to D-Bus setter mis-authorization CVE-2026-4948 For more details about the security issues,...

CVE-2021-3560-Polkit-DBus

CVE-2021-3560-Polkit-DBus 针对 CVE-2021-3560 Polkit D-Bus 权限提升的简单概念验证脚本。 更多信息，请参阅原始博客文章：https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/ 使用方法 如果执行失败，请尝试使用另一个（未注册的）用户名重新运行脚本。 root@kitploit: lowprivuser@machine:$ ./poc.sh PoC ─ 由 f4T1H 编写 ─...

CVE-2026-41651

CVE-2026-41651 — PackageKit TOCTOU 本地权限提升 分类： 紫队评估工件 仅限授权使用。 本文档及随附的测试脚本仅用于在已获得书面授权的系统上进行内部安全验证。 利用证明 目录 1. 漏洞概述 2. 技术分析 3. 测试脚本说明 行为 加固环境支持 兼容性 4. 入侵指标 文件系统 进程与执行 D-Bus 活动 审计日志模式 包管理器痕迹 权限提升痕迹 5. 检测逻辑 6. 受影响系统与版本 7. 修复方案 8. 参考资料 漏洞概述 PackageKit 是系统包管理的 D-Bus 抽象层，在基于 GNOME 的桌面环境中默认存在，覆盖...

RockyLinux 9 : firewalld (RLSA-2026:67585)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:67585 advisory. firewalld: firewalld: Local unprivileged user can modify firewall state due to D-Bus setter mis- authorization CVE-2026-4948 Tenable has extracted the preceding...

MiracleLinux 9 : firewalld-1.3.4-20.el9_8 (AXSA:2026-1864:05)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1864:05 advisory. firewalld: firewalld: Local unprivileged user can modify firewall state due to D-Bus setter mis- authorization CVE-2026-4948 Tenable has extracted the...

CVE-2021-3560-exploit

CVE-2021-3560 — Polkit Privilege Escalation CVE-2021-3560 is a local privilege escalation vulnerability in Polkit formerly PolicyKit, the authorization framework used by Linux desktop environments. A local, unprivileged attacker can exploit a race condition in the accounts-daemon D-Bus interface ...

polkit-CVE-2021-3560_writeup

Try Hack Me - Polkit:CVE-2021-3560 Author: Atharva Bordavekar Difficulty: Info Points: 32 Vulnerability: CVE-2021-3560 we will first check the version of the polkit version to get some better insights. root@kitploit: apt list --installed | grep policykit-1 policykit-1/focal,now 0.105-26ubuntu1...

pack2theroot-lab

Pack2TheRoot 实验室 — CVE-2026-41651 一个基于 Docker 的 CTF 风格本地权限提升实验室，围绕 Pack2TheRoot 公告（CVE-2026-41651）构建，这是 PackageKit 守护进程中存在 12 年之久的漏洞，由德国电信红队于 2026 年 4 月 22 日 披露。 该实验室包含三个容器 ：一个宽松 polkit 的 CTF 挑战、一个加固后的对比目标，以及一个完整的 TOCTOU 漏洞利用复现 ，后者从源码构建存在漏洞的 PackageKit 并运行实际的 CVE-2026-41651 根因利用。 1. 包含内容 容器| 端口|...

Moderate: Red Hat Security Advisory: firewalld security update

An update for firewalld is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

CVE-2021-3560

PolicyKit CVE-2021-3560 Exploitation Authentication Agent C implementation of CVE-2021-3560 exploitation, blog posts about this exploitation: https://ricterz.me/posts/2022-04-28-a-new-exploit-method-for-cve-2021-3560-polkit-linux-privilege-escalation.txt...

RHEL 10 : firewalld (RHSA-2026:67843)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:67843 advisory. firewalld is a firewall service daemon that provides a dynamic customizable firewall with a D-Bus interface. Security Fixes: firewalld: firewalld:...

AlmaLinux 9 : firewalld (ALSA-2026:67585)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:67585 advisory. firewalld: firewalld: Local unprivileged user can modify firewall state due to D-Bus setter mis- authorization CVE-2026-4948 Tenable has extracted the preceding...

firewalld security update

1.3.4-20.0.1 - Red Hat Satellite and Red Hat high availaibility reference found in cockpit UI Orabug: 30257573 - discard empty RH-Satellite-6.xml Orabug: 30328734 - Remove capsule file as well, since it references removed config Orabug: 33513329 1.3.4-20 - fixpolicy: use PKACTIONCONFIG for...

firewalld: firewalld: Local unprivileged user can modify firewall state due to D-Bus setter mis-authorization

A flaw was found in firewalld. A local unprivileged user can exploit this vulnerability by mis-authorizing two runtime D-Bus Desktop Bus setters, setZoneSettings2 and setPolicySettings. This mis-authorization allows the user to modify the runtime firewall state without proper authentication,...

Moderate: Red Hat Security Advisory: firewalld security update

An update for firewalld is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

CVE-2026-91786

A flaw was found in GNOME Shell. When processing icons from a remote search provider via D-Bus, the system fails to validate the icon's declared dimensions against the actual data buffer size. A malicious or compromised remote search provider could exploit this by providing oversized icon...

DEBIAN-CVE-2026-91786

A flaw was found in GNOME Shell. When processing icons from a remote search provider via D-Bus, the system fails to validate the icon's declared dimensions against the actual data buffer size. A malicious or compromised remote search provider could exploit this by providing oversized icon...