CVE-2023-4135

    Dashboard / Vulnerabilities / CVE-2023-4135

    CVE-2023-4135

    Published: 4 Aug 2023Last Modified: 12 Aug 2026

    Summary: Out-of-bounds read information disclosure vulnerability

    Details: A heap out-of-bounds memory read flaw was found in the virtual nvme device in QEMU. The QEMU process does not validate an offset provided by the guest before computing a host heap pointer, which is used for copying data back to the guest. Arbitrary heap memory relative to an allocated buffer can be disclosed.

    References: https://access.redhat.com/downloads/content/package-browser/, https://packages.fedoraproject.org/, https://access.redhat.com/security/cve/CVE-2023-4135, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/4xxx/CVE-2023-4135.json, https://nvd.nist.gov/vuln/detail/CVE-2023-4135, https://security.netapp.com/advisory/ntap-20230915-0012/, https://www.zerodayinitiative.com/advisories/ZDI-CAN-21521, https://bugzilla.redhat.com/show_bug.cgi?id=2229101

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- c1eb2ddf0f8075faddc5f7c3d39feae3e8e9d6b4
    Fixed -7e5a8bb22368b3555644cb2debd3df24592f3a21

    Affected versions

    8.1.0-rc0
    8.1.0-rc1
    8.1.0-rc2

    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-2023-4135 | CVE-DB