OSV-2021-1807

    Dashboard / Vulnerabilities / OSV-2021-1807

    OSV-2021-1807

    Published: 13 Feb 2022Last Modified: 13 Apr 2022

    Summary: Heap-use-after-free in dhcp6_no_relay

    Details: OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44573 ``` Crash type: Heap-use-after-free WRITE 1 Crash state: dhcp6_no_relay dhcp6_maybe_relay dhcp6_maybe_relay ```

    References: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44573

    Affected packages

    Package

    Name: dnsmasq

    Purl: pkg:generic/dnsmasq

    Affected ranges

    Type: GIT

    Events:

    Introduced- 96f6444958c29a670f4254722d787f328153605c
    Fixed -03345ecefeb0d82e3c3a4c28f27c3554f0611b39

    Affected versions

    v2.86

    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
    OSV-2021-1807 | CVE-DB