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  5. GMS-2019-116

GMS-2019-116: Memory Exposure in bl

June 3, 2019 (updated August 4, 2021)

Versions of bl before 0.9.5 and 1.0.1 are vulnerable to memory exposure.

bl.append(number) in the affected bl versions passes a number to Buffer constructor, appending a chunk of uninitialized memory

Recommendation

Update to version 0.9.5, 1.0.1 or later.

References

  • github.com/advisories/GHSA-wrw9-m778-g6mc
  • github.com/rvagg/bl/pull/22
  • www.npmjs.com/advisories/596

Code Behaviors & Features

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Affected versions

All versions before 0.9.5, version 1.0.0

Fixed versions

  • 0.9.5
  • 1.0.1

Solution

Upgrade to versions 0.9.5, 1.0.1 or above.

Source file

npm/bl/GMS-2019-116.yml

Spotted a mistake? Edit the file on GitLab.

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