ghsa-gr4h-9jxj-93vm
Vulnerability from github
Published
2022-05-24 17:38
Modified
2022-05-24 17:38
Details
When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly cast to the wrong type. This resulted in a heap user-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
{ "affected": [], "aliases": [ "CVE-2020-26974" ], "database_specific": { "cwe_ids": [ "CWE-787" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2021-01-07T14:15:00Z", "severity": "HIGH" }, "details": "When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly cast to the wrong type. This resulted in a heap user-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox \u003c 84, Thunderbird \u003c 78.6, and Firefox ESR \u003c 78.6.", "id": "GHSA-gr4h-9jxj-93vm", "modified": "2022-05-24T17:38:12Z", "published": "2022-05-24T17:38:12Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-26974" }, { "type": "WEB", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1681022" }, { "type": "WEB", "url": "https://www.mozilla.org/security/advisories/mfsa2020-54" }, { "type": "WEB", "url": "https://www.mozilla.org/security/advisories/mfsa2020-55" }, { "type": "WEB", "url": "https://www.mozilla.org/security/advisories/mfsa2020-56" } ], "schema_version": "1.4.0", "severity": [] }
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Sightings
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.