RHSA-2020:5239

Vulnerability from csaf_opensuse - Published: 2020-11-30 00:00 - Updated: 2026-09-20 11:12
Summary
security update for firefox
Severity
Important
Notes
Title of the patch: security update for firefox
Description of the patch: This security update provides a functional equivalent of RHSA-2020:5239. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2020:5239.
Patchnames: RHSA-2020:5239
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-2020-16012
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686 —
Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64 —
Vendor Fix
Threats
Impact important
CVE-2020-26951
7.5 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Recommended 2 products, the same list as for CVE-2020-16012
Threats
Impact important
CVE-2020-26953
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Affected products
Recommended 2 products, the same list as for CVE-2020-16012
Threats
Impact important
CVE-2020-26956
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected products
Recommended 2 products, the same list as for CVE-2020-16012
Threats
Impact important
CVE-2020-26958
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected products
Recommended 2 products, the same list as for CVE-2020-16012
Threats
Impact important
CVE-2020-26959
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 2 products, the same list as for CVE-2020-16012
Threats
Impact important
CVE-2020-26960
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 2 products, the same list as for CVE-2020-16012
Threats
Impact important
CVE-2020-26961
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected products
Recommended 2 products, the same list as for CVE-2020-16012
Threats
Impact important
CVE-2020-26965
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Affected products
Recommended 2 products, the same list as for CVE-2020-16012
Threats
Impact important
CVE-2020-26968
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 2 products, the same list as for CVE-2020-16012
Threats
Impact important
References
URL Category
https://www.suse.com/support/security/rating/ external
https://ftp.suse.com/pub/projects/security/csaf/r… self
https://www.suse.com/security/cve/CVE-2020-16012/ self
https://www.suse.com/security/cve/CVE-2020-26951/ self
https://www.suse.com/security/cve/CVE-2020-26953/ self
https://www.suse.com/security/cve/CVE-2020-26956/ self
https://www.suse.com/security/cve/CVE-2020-26958/ self
https://www.suse.com/security/cve/CVE-2020-26959/ self
https://www.suse.com/security/cve/CVE-2020-26960/ self
https://www.suse.com/security/cve/CVE-2020-26961/ self
https://www.suse.com/security/cve/CVE-2020-26965/ self
https://www.suse.com/security/cve/CVE-2020-26968/ self
https://www.suse.com/security/cve/CVE-2020-16012 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
https://bugzilla.suse.com/1178923 external
https://www.suse.com/security/cve/CVE-2020-26951 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
https://www.suse.com/security/cve/CVE-2020-26953 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
https://www.suse.com/security/cve/CVE-2020-26956 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
https://www.suse.com/security/cve/CVE-2020-26958 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
https://www.suse.com/security/cve/CVE-2020-26959 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
https://www.suse.com/security/cve/CVE-2020-26960 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
https://www.suse.com/security/cve/CVE-2020-26961 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
https://www.suse.com/security/cve/CVE-2020-26965 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
https://www.suse.com/security/cve/CVE-2020-26968 external
https://bugzilla.suse.com/1178824 external
https://bugzilla.suse.com/1178894 external
To clipboard 

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          "category": "impact",
          "date": "2020-11-30T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-26956"
    },
    {
      "cve": "CVE-2020-26958",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-26958"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Firefox did not block execution of scripts with incorrect MIME types when the response was intercepted and cached through a ServiceWorker. This could lead to a cross-site script inclusion vulnerability, or a Content Security Policy bypass. This vulnerability affects Firefox \u003c 83, Firefox ESR \u003c 78.5, and Thunderbird \u003c 78.5.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-26958",
          "url": "https://www.suse.com/security/cve/CVE-2020-26958"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178824 for CVE-2020-26958",
          "url": "https://bugzilla.suse.com/1178824"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178894 for CVE-2020-26958",
          "url": "https://bugzilla.suse.com/1178894"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2020-11-30T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-26958"
    },
    {
      "cve": "CVE-2020-26959",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-26959"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox \u003c 83, Firefox ESR \u003c 78.5, and Thunderbird \u003c 78.5.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-26959",
          "url": "https://www.suse.com/security/cve/CVE-2020-26959"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178824 for CVE-2020-26959",
          "url": "https://bugzilla.suse.com/1178824"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178894 for CVE-2020-26959",
          "url": "https://bugzilla.suse.com/1178894"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2020-11-30T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-26959"
    },
    {
      "cve": "CVE-2020-26960",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-26960"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "If the Compact() method was called on an nsTArray, the array could have been reallocated without updating other pointers, leading to a potential use-after-free and exploitable crash. This vulnerability affects Firefox \u003c 83, Firefox ESR \u003c 78.5, and Thunderbird \u003c 78.5.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-26960",
          "url": "https://www.suse.com/security/cve/CVE-2020-26960"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178824 for CVE-2020-26960",
          "url": "https://bugzilla.suse.com/1178824"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178894 for CVE-2020-26960",
          "url": "https://bugzilla.suse.com/1178894"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2020-11-30T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-26960"
    },
    {
      "cve": "CVE-2020-26961",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-26961"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do not make sense coming from a DoH resolver. However when an IPv4 address was mapped through IPv6, these addresses were erroneously let through, leading to a potential DNS Rebinding attack. This vulnerability affects Firefox \u003c 83, Firefox ESR \u003c 78.5, and Thunderbird \u003c 78.5.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-26961",
          "url": "https://www.suse.com/security/cve/CVE-2020-26961"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178824 for CVE-2020-26961",
          "url": "https://bugzilla.suse.com/1178824"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178894 for CVE-2020-26961",
          "url": "https://bugzilla.suse.com/1178894"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2020-11-30T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-26961"
    },
    {
      "cve": "CVE-2020-26965",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-26965"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Some websites have a feature \"Show Password\" where clicking a button will change a password field into a textbook field, revealing the typed password. If, when using a software keyboard that remembers user input, a user typed their password and used that feature, the type of the password field was changed, resulting in a keyboard layout change and the possibility for the software keyboard to remember the typed password. This vulnerability affects Firefox \u003c 83, Firefox ESR \u003c 78.5, and Thunderbird \u003c 78.5.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-26965",
          "url": "https://www.suse.com/security/cve/CVE-2020-26965"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178824 for CVE-2020-26965",
          "url": "https://bugzilla.suse.com/1178824"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178894 for CVE-2020-26965",
          "url": "https://bugzilla.suse.com/1178894"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2020-11-30T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-26965"
    },
    {
      "cve": "CVE-2020-26968",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-26968"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Mozilla developers reported memory safety bugs present in Firefox 82 and Firefox ESR 78.4. 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 \u003c 83, Firefox ESR \u003c 78.5, and Thunderbird \u003c 78.5.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
          "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-26968",
          "url": "https://www.suse.com/security/cve/CVE-2020-26968"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178824 for CVE-2020-26968",
          "url": "https://bugzilla.suse.com/1178824"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1178894 for CVE-2020-26968",
          "url": "https://bugzilla.suse.com/1178894"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.i686",
            "SUSE Liberty Linux 7:firefox-0:78.5.0-1.el7_9.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2020-11-30T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-26968"
    }
  ]
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.