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    CVE-2019-20428

    In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic due to the lack of validation for specific fields of packets sent by a client. The ldl_request_cancel function mishandles a large lock_count parameter.

    Published:Jan 27, 2020
    Last Modified:Nov 21, 2024
    EPS:Jan 27, 2020
    EPSS Score:0.0066
    CVSS Score:7.5

    Affected Products

    Vendor
    Lustre
    Product
    Lustre

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

    CVE-2023-51786 (CVSS 9.1) — An issue was discovered in Lustre versions 2.13.x, 2.14.x, and 2.15.x before 2.15.4, allows attackers to escal…
    CVE-2019-20423 (CVSS 7.5) — In the Lustre file system before 2.12.3, the ptlrpc module has a buffer overflow and panic due to the lack of …
    CVE-2019-20424 (CVSS 7.5) — In the Lustre file system before 2.12.3, mdt_object_remote in the mdt module has a NULL pointer dereference an…
    CVE-2019-20425 (CVSS 7.5) — In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds access and panic due to the la…
    CVE-2019-20426 (CVSS 7.5) — In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds access and panic due to the la…
    CVE-2019-20427 (CVSS 9.8) — In the Lustre file system before 2.12.3, the ptlrpc module has a buffer overflow and panic, and possibly remot…
    CVE-2019-20429 (CVSS 7.5) — In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds read and panic (via a modified…
    CVE-2019-20430 (CVSS 7.5) — In the Lustre file system before 2.12.3, the mdt module has an LBUG panic (via a large MDT Body eadatasize fie…
    CVE-2019-20431 (CVSS 7.5) — In the Lustre file system before 2.12.3, the ptlrpc module has an osd_map_remote_to_local out-of-bounds access…
    CVE-2019-20432 (CVSS 7.5) — In the Lustre file system before 2.12.3, the mdt module has an out-of-bounds access and panic due to the lack …

    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