RHSA-2021:2264

Vulnerability from csaf_opensuse - Published: 2021-06-07 00:00 - Updated: 2026-09-20 11:15
Summary
security update for thunderbird
Severity
Important
Notes
Title of the patch: security update for thunderbird
Description of the patch: This security update provides a functional equivalent of RHSA-2021:2264. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2021:2264.
Patchnames: RHSA-2021:2264
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2021-29956
3.3 (Low)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 8:thunderbird-0:78.11.0-1.el8_4.x86_64 —
Vendor Fix
Threats
Impact low
CVE-2021-29957
3.1 (Low)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
Affected products
Recommended 1 product, the same list as for CVE-2021-29956
Threats
Impact low
CVE-2021-29967
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Recommended 1 product, the same list as for CVE-2021-29956
Threats
Impact important
References
To clipboard 

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        "title": "Description of the patch"
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          "text": "OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored unencrypted on the user\u0027s local disk. The master password protection was inactive for those keys. Version 78.10.2 will restore the protection mechanism for newly imported keys, and will automatically protect keys that had been imported using affected Thunderbird versions. This vulnerability affects Thunderbird \u003c 78.10.2.",
          "title": "CVE description"
        }
      ],
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        {
          "category": "general",
          "text": "If a MIME encoded email contains an OpenPGP inline signed or encrypted message part, but also contains an additional unprotected part, Thunderbird did not indicate that only parts of the message are protected. This vulnerability affects Thunderbird \u003c 78.10.2.",
          "title": "CVE description"
        }
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      "notes": [
        {
          "category": "general",
          "text": "Mozilla developers reported memory safety bugs present in Firefox 88 and Firefox ESR 78.11. 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 Thunderbird \u003c 78.11, Firefox \u003c 89, and Firefox ESR \u003c 78.11.",
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      "title": "CVE-2021-29967"
    }
  ]
}



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Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.