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CVE PROGRAM SOURCE RECORDUnscored

CVE-2021-43535

A use-after-free could have occured when an HTTP2 session object was released on a different thread, leading to memory corruption and a potentially exploitable crash. This vulnerab

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

A use-after-free could have occured when an HTTP2 session object was released on a different thread, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 93, Thunderbird < 91.3, and Firefox ESR < 91.3.

Affected products

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

Mozilla Firefox

  • unspecified to < 93affected

Mozilla Thunderbird

  • unspecified to < 91.3affected

Mozilla Firefox ESR

  • unspecified to < 91.3affected

References