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CVE-2025-1012

🗓️ 04 Feb 2025 13:58:53Reported by mozillaType 
cve
 cve
🔗 web.nvd.nist.gov👁 303 Views

Race condition in delazification leads to use-after-free in affected Firefox and Thunderbird versions.

Related
Detection
Affected
Refs
NVD
Node
mozillafirefoxRange<115.20.0esr
OR
mozillafirefoxRange<135.0-
OR
mozillafirefoxRange128.1.0128.7.0esr
OR
mozillathunderbirdRange<135.0-
OR
mozillathunderbirdRange128.0.1128.7.0esr
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "115.20",
        "lessThanOrEqual": "115.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "128.7",
        "lessThanOrEqual": "128.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "135",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  },
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "128.7",
        "lessThanOrEqual": "128.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "135",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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13 Apr 2026 15:16Current
7.2High risk
Vulners AI Score7.2
CVSS 3.17.5 - 9.8
EPSS0.00427
SSVC
303