rhsa-2020_3038
Vulnerability from csaf_redhat
Published
2020-07-21 14:51
Modified
2024-11-22 15:28
Summary
Red Hat Security Advisory: thunderbird security update

Notes

Topic
An update for thunderbird is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 68.10.0. Security Fix(es): * Mozilla: Memory corruption due to missing sign-extension for ValueTags on ARM64 (CVE-2020-12417) * Mozilla: Information disclosure due to manipulated URL object (CVE-2020-12418) * Mozilla: Use-after-free in nsGlobalWindowInner (CVE-2020-12419) * Mozilla: Use-After-Free when trying to connect to a STUN server (CVE-2020-12420) * Mozilla: Add-On updates did not respect the same certificate trust rules as software updates (CVE-2020-12421) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
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          "names": [
            "Deian Stefan"
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        "name": "Improper Restriction of Operations within the Bounds of a Memory Buffer"
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        {
          "category": "description",
          "text": "The Mozilla Foundation Security Advisory describes this flaw as:\r\n\r\nDue to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in memory corruption and a potentially exploitable crash.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "Mozilla: Memory corruption due to missing sign-extension for ValueTags on ARM64",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This vulnerability only affects Firefox on ARM64/aarch64 platforms.  Other architectures are not affected.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
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          "summary": "https://www.mozilla.org/en-US/security/advisories/mfsa2020-25/#CVE-2020-12417",
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          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAll running instances of Thunderbird must be restarted for the update to take effect.",
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      "title": "Mozilla: Automatic account setup leaks Microsoft Exchange login credentials"
    }
  ]
}


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