SARA / Free Tools / CVE / CVE-2024-38375

CVE-2024-38375 — @fastly/js-compute is a JavaScript SDK and runtime for building Fastly Compute a

@fastly/js-compute is a JavaScript SDK and runtime for building Fastly Compute applications. The implementation of several functions were determined to include a use-after-free bug. This bug could allow for unintended data loss if the result of the preceding functions were sent a

CVSS
5.3 MEDIUM
EPSS
12.00% (top 69.20%)
CWE
CWE-416
Published
2024-06-26T18:46:12.471Z
Last modified
2024-08-02T04:04:25.287Z
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:H

01What is this vulnerability?

@fastly/js-compute is a JavaScript SDK and runtime for building Fastly Compute applications. The implementation of several functions were determined to include a use-after-free bug. This bug could allow for unintended data loss if the result of the preceding functions were sent anywhere else, and often results in a guest trap causing services to return a 500. This bug has been fixed in version…

02Affected products

VendorProductVersions
fastlyjscompute-runtime — >= 3.0.0, < 3.16.0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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