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PatchSiren cyber security CVE debrief

CVE-2019-5825 Google CVE debrief

CVE-2019-5825 is a Google Chromium V8 out-of-bounds write vulnerability that CISA has listed in its Known Exploited Vulnerabilities catalog. Because it is marked as known exploited, defenders should treat it as a high-priority patching item and follow vendor update guidance without delay.

Vendor
Google
Product
Chromium V8
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-06-08
Original CVE updated
2022-06-08
Advisory published
2022-06-08
Advisory updated
2022-06-08

Who should care

Security and platform teams responsible for Google Chromium V8, as well as teams maintaining Chromium-based software that depends on V8, should prioritize this issue. Patch management and vulnerability response teams should also verify remediation status.

Technical summary

The supplied corpus identifies the flaw as an out-of-bounds write in Google Chromium V8. That indicates a memory-safety problem in the affected component. The source material does not provide deeper technical mechanics, exploit conditions, or impact details beyond CISA’s known-exploited designation.

Defensive priority

Urgent

Recommended defensive actions

  • Apply updates per vendor instructions.
  • Confirm whether any affected Chromium V8 deployments or downstream products are in scope.
  • Prioritize remediation ahead of routine maintenance because CISA lists the CVE as known exploited.
  • Verify patch deployment and exception handling across production and managed endpoints.
  • Monitor vendor and CISA guidance for any follow-up advisories.

Evidence notes

CISA’s KEV source item identifies this as a Google Chromium V8 out-of-bounds write vulnerability, marks it as known exploited, and records dateAdded 2022-06-08 with dueDate 2022-06-22. The source item also states the required action is to apply updates per vendor instructions and points to the NVD record for CVE-2019-5825. The supplied corpus does not include a CVSS score.

Sources and references

Verified primary and authoritative sources

  • CVE-2019-5825 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2019-5825

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2019-5825 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2019-5825

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.