CVE-2023-5730

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    CVE-2023-5730

    Published: 25 Oct 2023Last Modified: 1 Jul 2026

    Summary:

    Details: Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

    References: https://lists.debian.org/debian-lts-announce/2023/10/msg00037.html, https://lists.debian.org/debian-lts-announce/2023/10/msg00042.html, https://www.debian.org/security/2023/dsa-5535, https://www.debian.org/security/2023/dsa-5538, https://www.mozilla.org/security/advisories/mfsa2023-45/, https://www.mozilla.org/security/advisories/mfsa2023-46/, https://www.mozilla.org/security/advisories/mfsa2023-47/, https://bugzilla.mozilla.org/buglist.cgi?bug_id=1836607%2C1840918%2C1848694%2C1848833%2C1850191%2C1850259%2C1852596%2C1853201%2C1854002%2C1855306%2C1855640%2C1856695

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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-2023-5730 | CVE-DB