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CVE PROGRAM SOURCE RECORDUnscored

CVE-2020-26950

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mozilla Firefox

  • < 82.0.3affected

Mozilla Firefox ESR

  • < 78.4.1affected

Mozilla Thunderbird

  • < 78.4.2affected

References