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CVE-2020-26974
Published: Jan 7, 2021
Modified: Aug 4, 2024
PUBLISHED
Description
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.
| Vendor | Product | Versions |
|---|---|---|
Mozilla | Firefox | affected unspecified - < 84 |
Mozilla | Thunderbird | affected unspecified - < 78.6 |
Mozilla | Firefox ESR | affected unspecified - < 78.6 |
References
https://www.mozilla.org/security/advisories/mfsa2020-54/
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2020-56/
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https://www.mozilla.org/security/advisories/mfsa2020-55/
x_refsource_MISC
https://bugzilla.mozilla.org/show_bug.cgi?id=1681022
x_refsource_MISC
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