CVE-2022-3328

CVE-2022-3328 CVE-2022-3328 以及 CVE-2022-41974 和 CVE-2022-41973 来源： https://www.qualys.com/2022/11/30/cve-2022-3328/advisory-snap.txt https://blog.qualys.com/vulnerabilities-threat-research/2022/11/30/race-condition-in-snap-confines-mustmkdirandopenwithperms-cve-2022-3328...

CVE-2021-44731-snap-confine-SUID

CVE-2021-44731-snap-confine-SUID Local Privilege Escalation Exploit for CVE-2021-44731, snap-confine 2.54.2 and lower All credit to Qualys for finding this and providing a detailed exploit. https://www.qualys.com/2022/02/17/cve-2021-44731/oh-snap-more-lemmings.txt Quick and Dirty snap-confine LPE...

CVE-2026-3888

CVE-2026-3888 - snap-confine + systemd-tmpfiles Escalada de Privilegios Local Aviso legal: Este repositorio es solo con fines educativos. Todo el contenido se basa en el aviso de seguridad original publicado por Qualys el 17 de marzo de 2026. La vulnerabilidad ha sido parcheada: asegúrese siempre...

CVE-2026-3888-snap-confine-systemd-tmpfiles-LPE

CVE-2026-3888 — snap-confine / systemd-tmpfiles 本地权限提升 通过利用 snap-confine 与 systemd-tmpfiles 之间的 TOCTOU 竞态条件，在 Ubuntu Desktop 24.04+ 上实现从非特权用户到完全 root 的本地权限提升。提供两种变体：SUID 和 Capabilities 。 CVSS: 7.8（高危） | 公告： Qualys | 补丁： snapd 2.74.2，2026年3月17日 目录 变体对比 变体 1 — SUID 工作原理 文件 构建 使用方法 环境要求 输出 变体 2 —...

CVE-2026-3888

CVE-2026-3888 - snap-confine + systemd-tmpfiles Escalação de Privilégios Local Aviso: Este repositório é apenas para fins educacionais. Todo o conteúdo é baseado no aviso de segurança original publicado pela Qualys em 17 de março de 2026. A vulnerabilidade já foi corrigida — garanta sempre que se...

CVE-2026-72455

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix uninitialised pointer passed to auditloguntrustedstring Commit 4a134723f9f1 "apparmor: move check for aanull file to cover all cases" intrdouced a small bug, where pathname may pass a potentially uninitialized name ...

Linux Distros Unpatched Vulnerability : CVE-2026-8933

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure...

Ubuntu snap-confine Flaw Could Give Local Users Root on Default Desktop Installs

Cybersecurity researchers have disclosed details of a new local privilege escalation LPE vulnerability in snap-confine that an unprivileged user can trigger to obtain root access and gain complete control of a target environment. The high-severity flaw, tracked as CVE-2026-8933 CVSS score: 7.8,...

New Ubuntu Desktop Vulnerability Turns Local Access Into Root Control

A vulnerability in snap-confine lets an unprivileged user gain root access on affected Ubuntu Desktop systems. Install the latest snapd update to fix the issue...

CVE-2026-8933

A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure execution environment for snap applications. This vulnerability uniquely affects versions of snap-confine configured with set-capabilitie...

USN-8579-1 snapd vulnerabilities

James Henstridge discovered that snapd's default apparmor template did not restrict access to systemd-userdbd varlink interface. A local attacker could possibly use this issue to obtain sensitive information. CVE-2024-5300 Qualys discovered that snap-confine can be tricked to create...

USN-8579-1: snapd vulnerabilities

James Henstridge discovered that snapd's default apparmor template did not restrict access to systemd-userdbd varlink interface. A local attacker could possibly use this issue to obtain sensitive information. CVE-2024-5300 Qualys discovered that snap-confine can be tricked to create...

EUVD-2026-46262

A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure execution environment for snap applications. This vulnerability uniquely affects versions of snap-confine configured with set-capabilitie...

CVE-2026-8933 snap-confine Local Privilege Escalation via Capabilities Misconfiguration or Flaw in Execution Environment Setup

A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure execution environment for snap applications. This vulnerability uniquely affects versions of snap-confine configured with set-capabilitie...

CVE-2026-8933

A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure execution environment for snap applications. This vulnerability uniquely affects versions of snap-confine configured with set-capabilitie...

CVE-2026-8933 snap-confine Local Privilege Escalation via Capabilities Misconfiguration or Flaw in Execution Environment Setup

A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure execution environment for snap applications. This vulnerability uniquely affects versions of snap-confine configured with set-capabilitie...

CVE-2026-8933

A local privilege escalation affecting snap-confine (used by Canonical snapd) configured with set-capabilities. The flaw lies in how privilege boundaries/security sandboxes are initialized when running under limited ambient capabilities, allowing an unprivileged local user to bypass restrictions ...

CVE-2026-15226 snapd snap-confine Sandbox Confinement Bypass via Omission of setuid Restriction in Seccomp Templates

A sandbox confinement bypass vulnerability exists in Canonical snapd within its internal execution environment compiler snap-confine. The default seccomp security templates generated by the engine to restrict system calls do not filter or reject process operations capable of creating or...

CVE-2026-15226

Canonically reported vulnerability CVE-2026-15226 affects Canonical snapd’s sandboxed environment (snap-confine). The issue: default seccomp templates did not filter or reject operations to create/manipulate file execution flags with set-user-id attributes, allowing a strictly confined snap to co...

CVE-2026-8933

A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure execution environment for snap applications. This vulnerability uniquely affects versions of snap-confine configured with set-capabilitie...