UVI-2021-1001346

    Dashboard / Vulnerabilities / UVI-2021-1001346

    UVI-2021-1001346

    Published: 3 Aug 2021Last Modified: 13 Feb 2025

    Summary: KVM: mmio: Fix use-after-free Read in kvm_vm_ioctl_unregister_coalesced_mmio

    Details: KVM: mmio: Fix use-after-free Read in kvm_vm_ioctl_unregister_coalesced_mmio This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.134 by commit f2ff9d03432fcb160e9f7d4be26174d89de2779a, it was introduced in version v5.4.119 by commit 7d1bc32d6477ff96a32695ea4be8144e4513ab2d. For more details please see the references link.

    References:

    Affected packages

    Package

    Name: Kernel

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 7d1bc32d6477ff96a32695ea4be8144e4513ab2d
    Fixed -None

    Affected versions

    v5.4.119
    v5.4.120
    v5.4.121
    v5.4.122
    v5.4.123
    v5.4.124
    v5.4.125
    v5.4.126
    v5.4.127
    v5.4.128
    v5.4.129
    v5.4.130
    v5.4.131
    v5.4.132
    v5.4.133

    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
    UVI-2021-1001346 | CVE-DB