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Red Hat Security Advisory: firefox security update

Type: advisorySource: OSV1 source record

Red Hat Security Advisory: firefox security update

Announced Source revision 1
Original source ↗

RHSA-2026:3491

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:RHSA-2026:3491

firefox

Source reference: /affected/0/package/name

Affected versions
Not stated in this record
Fixed versions
0:140.8.0-2.el8_4

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

firefox-debuginfo

Source reference: /affected/1/package/name

Affected versions
Not stated in this record
Fixed versions
0:140.8.0-2.el8_4

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

firefox-debugsource

Source reference: /affected/2/package/name

Affected versions
Not stated in this record
Fixed versions
0:140.8.0-2.el8_4

Source reference: /affected/2/ranges

Prerequisites
Not stated in this record

firefox

Source reference: /affected/3/package/name

Affected versions
Not stated in this record
Fixed versions
0:140.8.0-2.el8_4

Source reference: /affected/3/ranges

Prerequisites
Not stated in this record

firefox-debuginfo

Source reference: /affected/4/package/name

Affected versions
Not stated in this record
Fixed versions
0:140.8.0-2.el8_4

Source reference: /affected/4/ranges

Prerequisites
Not stated in this record

firefox-debugsource

Source reference: /affected/5/package/name

Affected versions
Not stated in this record
Fixed versions
0:140.8.0-2.el8_4

Source reference: /affected/5/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0:140.8.0-2.el8_4"
          }
        ]
      }
    ],
    "package": {
      "name": "firefox",
      "purl": "pkg:rpm/redhat/firefox",
      "ecosystem": "Red Hat:rhel_aus:8.4::appstream"
    },
    "database_specific": {
      "source": "https://security.access.redhat.com/data/osv/RHSA-2026:3491.json"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0:140.8.0-2.el8_4"
          }
        ]
      }
    ],
    "package": {
      "name": "firefox-debuginfo",
      "purl": "pkg:rpm/redhat/firefox-debuginfo",
      "ecosystem": "Red Hat:rhel_aus:8.4::appstream"
    },
    "database_specific": {
      "source": "https://security.access.redhat.com/data/osv/RHSA-2026:3491.json"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0:140.8.0-2.el8_4"
          }
        ]
      }
    ],
    "package": {
      "name": "firefox-debugsource",
      "purl": "pkg:rpm/redhat/firefox-debugsource",
      "ecosystem": "Red Hat:rhel_aus:8.4::appstream"
    },
    "database_specific": {
      "source": "https://security.access.redhat.com/data/osv/RHSA-2026:3491.json"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0:140.8.0-2.el8_4"
          }
        ]
      }
    ],
    "package": {
      "name": "firefox",
      "purl": "pkg:rpm/redhat/firefox",
      "ecosystem": "Red Hat:rhel_eus_long_life:8.4::appstream"
    },
    "database_specific": {
      "source": "https://security.access.redhat.com/data/osv/RHSA-2026:3491.json"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0:140.8.0-2.el8_4"
          }
        ]
      }
    ],
    "package": {
      "name": "firefox-debuginfo",
      "purl": "pkg:rpm/redhat/firefox-debuginfo",
      "ecosystem": "Red Hat:rhel_eus_long_life:8.4::appstream"
    },
    "database_specific": {
      "source": "https://security.access.redhat.com/data/osv/RHSA-2026:3491.json"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0:140.8.0-2.el8_4"
          }
        ]
      }
    ],
    "package": {
      "name": "firefox-debugsource",
      "purl": "pkg:rpm/redhat/firefox-debugsource",
      "ecosystem": "Red Hat:rhel_eus_long_life:8.4::appstream"
    },
    "database_specific": {
      "source": "https://security.access.redhat.com/data/osv/RHSA-2026:3491.json"
    }
  }
]
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Source reference: /upstream

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CVE-2026-2777

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CVE-2026-2779

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CVE-2026-2780

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CVE-2026-2781

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CVE-2026-2782

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CVE-2026-2783

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CVE-2026-2784

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CVE-2026-2785

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CVE-2026-2786

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CVE-2026-2787

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CVE-2026-2788

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CVE-2026-2789

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CVE-2026-2790

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CVE-2026-2791

Source reference: /upstream

CVE-2026-2792

Source reference: /upstream

CVE-2026-2793

Source reference: /upstream

Publisher severity

high

Source reference: /severity/0/score

Event
#67841 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement