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CVE Record

CVE-2022-4912: Type Confusion in MathML in Google Chrome prior to 105.0.5195.52 allowed a remote attacker to potentially e...

Type Confusion in MathML in Google Chrome prior to 105.0.5195.52 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

This flaw affects Google Chrome before 105.0.5195.52. A malicious webpage could trigger memory corruption in Chrome’s MathML handling. Google rated the Chromium issue High. The bundle does not show active exploitation or CISA KEV listing, but browser memory-corruption flaws can carry meaningful business risk when unpatched endpoints browse the web.

Executive priority

Treat as high-priority legacy exposure cleanup. If browser fleets are current, business urgency is limited. If unsupported or unmanaged endpoints remain, prioritize remediation because exploitation requires only user interaction with crafted web content.

Technical view

CVE-2022-4912 is a MathML type confusion vulnerability in Chrome that could allow heap corruption through a crafted HTML page. The public bundle identifies the fixed Chrome desktop release as 105.0.5195.52 and includes Fedora downstream Chromium update notices. No CVSS vector, CWE, public exploit detail, or confirmed exploitation is provided.

Likely exposure

Exposure is most likely on desktops or Linux systems running Google Chrome or downstream Chromium packages older than the fixed 105.0.5195.52 release. Current managed browser fleets are likely remediated, but legacy images, unmanaged endpoints, and frozen Linux repositories should be checked.

Exploitation context

The cited description supports remote triggering through a crafted HTML page. The bundle does not support claims of active exploitation, public weaponization, sandbox escape, or code execution beyond potential heap corruption. CISA KEV status is false in the provided data.

Researcher notes

The available public data is sparse: no CVSS, CWE, exploit status, or detailed bug discussion is included. Analysis should stay limited to MathML type confusion, possible heap corruption, crafted HTML delivery, and the Chrome 105.0.5195.52 fix boundary.

Mitigation direction

  • Update Google Chrome to 105.0.5195.52 or later.
  • Apply relevant downstream Chromium package updates from Fedora or your Linux vendor.
  • Check vendor guidance for any platform-specific remediation details.
  • Retire or isolate systems that cannot run supported browser versions.

Validation and detection

  • Inventory Chrome and Chromium versions across managed endpoints.
  • Confirm no installed browser remains below 105.0.5195.52.
  • Review Linux package advisories for patched Chromium package versions.
  • Verify browser update controls are enabled and reporting accurately.
Prepared
Confidence
medium
Sources
6

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

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CVE-2022-4912 mapping review

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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
5Source 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
GoogleChrome105.0.5195.52Listed
Weakness

CWE details

No CWE listed

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