CVE-2022-0854

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    CVE-2022-0854

    Published: 23 Mar 2022Last Modified: 12 Aug 2026

    Summary:

    Details: A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a user calls DMA_FROM_DEVICE. This flaw allows a local user to read random memory from the kernel space.

    References: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/kernel/dma/swiotlb.c?h=v5.17-rc8&id=aa6f8dcbab473f3a3c7454b74caa46d36cdc5d13, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/0xxx/CVE-2022-0854.json, https://nvd.nist.gov/vuln/detail/CVE-2022-0854, https://www.debian.org/security/2022/dsa-5161, https://www.debian.org/security/2022/dsa-5173, https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 09688c0166e76ce2fb85e86b9d99be8b0084cdf9
    Fixed -None

    Affected versions

    Linux kernel 5.17-rc8

    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-2022-0854 | CVE-DB