Incorrect Calculation Affecting mozilla package, versions [,78.10)(78.10,88.0)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.18% (57th percentile)

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  • Snyk IDSNYK-UNMANAGED-MOZILLA-2379298
  • published26 Jan 2022
  • disclosed24 Jun 2021
  • creditUnknown

Introduced: 24 Jun 2021

CVE-2021-29945  (opens in a new tab)
CWE-682  (opens in a new tab)

How to fix?

Upgrade mozilla to version 78.10, 88.0 or higher.

Overview

Affected versions of this package are vulnerable to Incorrect Calculation. The WebAssembly JIT could miscalculate the size of a return type, which could lead to a null read and result in a crash. Note: This issue only affected x86-32 platforms. Other platforms are unaffected.. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.

CVSS Scores

version 3.1