CVE-2022-1055

    Dashboard / Vulnerabilities / CVE-2022-1055

    CVE-2022-1055

    Published: 29 Mar 2022Last Modified: 21 Oct 2026

    Summary: Use after Free in tc_new_tfilter allowing for privilege escalation in Linux Kernel

    Details: A use-after-free exists in the Linux Kernel in tc_new_tfilter that could allow a local attacker to gain privilege escalation. The exploit requires unprivileged user namespaces. We recommend upgrading past commit 04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5

    References: http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html, https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5, https://kernel.dance/#04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5, https://syzkaller.appspot.com/bug?id=2212474c958978ab86525fe6832ac8102c309ffc, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1055.json, https://nvd.nist.gov/vuln/detail/CVE-2022-1055, https://security.netapp.com/advisory/ntap-20220506-0007/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5

    Affected versions

    v5.17-rc1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2022-1055 | CVE-DB