CVE-2022-3303

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    CVE-2022-3303

    Published: 27 Sept 2022Last Modified: 21 Oct 2026

    Summary:

    Details: A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system, resulting in a denial of service condition

    References: https://cert-portal.siemens.com/productcert/html/ssa-794697.html, https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8423f0b6d513b259fdab9c9bf4aaa6188d054c2d, https://lore.kernel.org/all/CAFcO6XN7JDM4xSXGhtusQfS2mSBcx50VJKwQpCq=WeLt57aaZA%40mail.gmail.com/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/3xxx/CVE-2022-3303.json, https://nvd.nist.gov/vuln/detail/CVE-2022-3303, https://www.debian.org/security/2022/dsa-5257, https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 80e78fcce86de0288793a0ef0f6acf37656ee4cf
    Fixed -8423f0b6d513b259fdab9c9bf4aaa6188d054c2d

    Affected versions

    Fixed in kernel 6.0-rc5

    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-2022-3303 | CVE-DB