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Canonical

224 known vulnerabilities.

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  • High 7.8
    CVE-2026-8933 Public exploit

    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-c…

  • High 7.8
    CVE-2026-3888 Public exploit

    Local Privilege Escalation in snapd

    Local privilege escalation in snapd on Linux allows local attackers to get root privilege by re-creating snap's private /tmp directory when systemd-tmpfiles is configured to automatically clean up this directory. This issue affects Ubuntu 16.04 LTS, 18.04 LTS…

  • High 7.8
    CVE-2021-3899 Public exploit

    There is a race condition in the 'replaced executable' detection that, with the correct local configuration, allow an a…

  • High 7.8
    CVE-2022-3328 Public exploit

    snapd Race Condition vulnerability

    Race condition in snap-confine's must_mkdir_and_open_with_perms()

  • High 7.8
    CVE-2023-32629 Public exploit

    Local privilege escalation vulnerability in Ubuntu Kernels overlayfs ovl_copy_up_meta_inode_data skip permission checks…

  • High 7.8
    CVE-2023-2640 Public exploit EPSS 15%

    On Ubuntu kernels carrying both c914c0e27eb0 and "UBUNTU: SAUCE: overlayfs: Skip permission checking for trusted.overla…

  • High 7.7
    CVE-2023-1326 Public exploit

    local privilege escalation in apport-cli

    A privilege escalation attack was found in apport-cli 2.26.0 and earlier which is similar to CVE-2023-26604. If a system is specially configured to allow unprivileged users to run sudo apport-cli, less is configured as the pager, and the terminal size can be …

  • High 7.8
    CVE-2021-44731 Public exploit

    snapd could be made to escalate privileges and run programs as administrator

    A race condition existed in the snapd 2.54.2 snap-confine binary when preparing a private mount namespace for a snap. This could allow a local attacker to gain root privileges by bind-mounting their own contents inside the snap's private mount namespace and c…

  • High 8.8
    CVE-2019-7304 Public exploit EPSS 61%

    Local privilege escalation via snapd socket

    Canonical snapd before version 2.37.1 incorrectly performed socket owner validation, allowing an attacker to run arbitrary commands as root. This issue affects: Canonical snapd versions prior to 2.37.1.