Out Of Bounds Read

Affecting electron package, versions <10.4.4 || >=11.0.0 <11.4.4 || >=12.0.0 <12.0.6

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Overview

electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS.

Affected versions of this package are vulnerable to Out Of Bounds Read. Blit11 would clip the destination rectangle with the destination size but ignore the result. gl::ClipRectangle returns false when the rectangles do not intersect at all, indicating the blit can be skipped.

Remediation

Upgrade electron to version 10.4.4, 11.4.4, 12.0.6 or higher.

References

CVSS Score

3.7
low severity
  • Attack Vector
    Network
  • Attack Complexity
    High
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    Low
  • Integrity
    None
  • Availability
    None
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Credit
Unknown
CVE
CVE-2021-21233
CWE
CWE-126
Snyk ID
SNYK-JS-ELECTRON-1278596
Disclosed
02 May, 2021
Published
02 May, 2021