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Use After Free Affecting Firefox package, versions [,129)

Severity

 Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.08% (38th percentile)

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  • Snyk ID SNYK-UNMANAGED-FIREFOX-7646767
  • published 7 Aug 2024
  • disclosed 6 Aug 2024
  • credit Norisz Fay
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Introduced: 6 Aug 2024

CVE-2024-7527 Open this link in a new tab
CWE-416 Open this link in a new tab

How to fix?

Upgrade Firefox to version 129 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free due to an unexpected marking work at the start of sweeping.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
9.3 critical
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Attack Requirements (AT)
    None
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Confidentiality (VC)
    High
  • Integrity (VI)
    High
  • Availability (VA)
    High
  • Confidentiality (SC)
    None
  • Integrity (SI)
    None
  • Availability (SA)
    None