CVE-2021-29982

MEDIUM · CVSS 6.5 EPSS 1.12%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-08-17 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE

CVE-2021-29982

Severity

MEDIUM

CVSS

6.5

EPSS

1.12%

Firefox

Original NVD Description

Due to incorrect JIT optimization, we incorrectly interpreted data from the wrong type of object, resulting in the potential leak of a single bit of memory. This vulnerability affects Firefox < 91 and Thunderbird < 91.