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CVE Record

CVE-2022-4907: Uninitialized Use in FFmpeg in Google Chrome prior to 108.0.5359.71 allowed a remote attacker to execute ar...

Uninitialized Use in FFmpeg in Google Chrome prior to 108.0.5359.71 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2022-4907 is a Google Chrome flaw in FFmpeg. A remote attacker could use a crafted HTML page to execute arbitrary code inside Chrome’s sandbox. The source labels Chromium severity as Medium, so urgency is real for browser fleets but not evidenced as a full device takeover by itself.

Executive priority

Treat this as a normal-priority browser security update with enterprise visibility. It enables code execution in the browser sandbox, but the provided sources do not show active exploitation or host-level compromise.

Technical view

The CVE describes an uninitialized-use vulnerability in Chrome’s FFmpeg integration before 108.0.5359.71. The documented impact is remote arbitrary code execution inside the browser sandbox through crafted HTML. Public source details do not provide CVSS, CWE, exploit mechanics, or sandbox-escape evidence.

Likely exposure

Exposure is likely wherever Google Chrome or Chromium-derived packages remained below the fixed vendor release level. Managed desktops, VDI images, kiosk systems, and Linux distributions with older Chromium packages should be checked.

Exploitation context

The bundle does not show CISA KEV listing or any cited evidence of active exploitation. The attack condition is user or browser processing of crafted web content, but exploit details are not public in the provided evidence.

Researcher notes

The public record is thin: CVSS, CWE, and detailed bug data are not provided, and the Chromium bug reference may be restricted. Focus validation on vulnerable version presence, package advisory mapping, and whether browser sandbox or update controls were weakened.

Mitigation direction

  • Update Google Chrome to 108.0.5359.71 or later.
  • Apply Chromium package updates from Fedora, Debian, or relevant OS vendors.
  • Check vendor advisories for unsupported Chrome or Chromium-derived deployments.
  • Prioritize managed browsers on internet-facing user workstations.
  • Retire stale golden images with vulnerable browser builds.

Validation and detection

  • Inventory Chrome and Chromium versions across endpoints.
  • Confirm installed builds are 108.0.5359.71 or vendor-fixed equivalents.
  • Review Linux package advisory status for Chromium updates.
  • Check browser management reports for update failures.
  • Confirm unsupported browser forks have vendor guidance or compensating controls.
Prepared
Confidence
medium
Sources
7

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2022-4907 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
6Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
GoogleChrome108.0.5359.71Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.