UBUNTU-CVE-2022-31740

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    UBUNTU-CVE-2022-31740

    Published: 1 Jun 2022Last Modified: 22 Apr 2026
    Upstream:
    CVE-2022-31740

    Summary:

    Details: On arm64, WASM code could have resulted in incorrect assembly generation leading to a register allocation problem, and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.

    References: https://ubuntu.com/security/CVE-2022-31740, https://www.mozilla.org/en-US/security/advisories/mfsa2022-20/#CVE-2022-31740, https://www.mozilla.org/en-US/security/advisories/mfsa2022-21/#CVE-2022-31740, https://www.mozilla.org/en-US/security/advisories/mfsa2022-22/#CVE-2022-31740, https://ubuntu.com/security/notices/USN-5475-1, https://ubuntu.com/security/notices/USN-5494-1, https://ubuntu.com/security/notices/USN-5512-1, https://www.cve.org/CVERecord?id=CVE-2022-31740

    Affected packages

    Package

    Name: firefox

    Purl: pkg:deb/ubuntu/[email protected]+build1-0ubuntu0.18.04.1?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -101.0.1+build1-0ubuntu0.18.04.1

    Affected versions

    56.0+build6-0ubuntu1

    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
    UBUNTU-CVE-2022-31740 | CVE-DB