Unrated severityNVD Advisory· Published Dec 31, 2018· Updated May 6, 2025
CVE-2018-6337
CVE-2018-6337
Description
folly::secureRandom will re-use a buffer between parent and child processes when fork() is called. That will result in multiple forked children producing repeat (or similar) results. This affects HHVM 3.26 prior to 3.26.3 and the folly library between v2017.12.11.00 and v2018.08.09.00.
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Affected products
3Patches
Vulnerability mechanics
References
3- github.com/facebook/folly/commit/8e927ee48b114c8a2f90d0cbd5ac753795a6761fmitrex_refsource_MISC
- github.com/facebook/hhvm/commit/e2d10a1e32d01f71aaadd81169bcb9ae86c5d6b8mitrex_refsource_MISC
- hhvm.com/blog/2018/05/24/hhvm-3.26.3.htmlmitrex_refsource_MISC
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