Security readout for executives and security teams
Plain-English summary
CVE-2022-4919 is a Chrome memory-safety flaw. A malicious webpage could trigger use-after-free behavior and gain arbitrary read/write capability in the browser process context. Business risk is highest where users run Chrome or Chromium builds older than the fixed release and browse untrusted sites.
Executive priority
Treat as a high-priority browser patching issue. It requires user interaction, but browser flaws can be exposed through routine web use and phishing. Confirm managed endpoints updated quickly.
Technical view
The issue is a CWE-416 use-after-free in Chrome Base Internals before 101.0.4951.41. The CVSS 3.1 score is 8.8 with network attack vector, low complexity, no privileges, and required user interaction. Chromium rated it High severity.
Likely exposure
Exposure applies to Google Chrome, and Chromium-derived distribution packages referenced by Fedora, when older than the fixed vendor release. The provided sources do not identify other affected products.
Exploitation context
The CVE describes exploitation through a crafted HTML page requiring user interaction. The source bundle does not show CISA KEV listing or other evidence of active exploitation, so active exploitation should not be claimed.
Researcher notes
Public detail is limited to the CVE summary, Chrome release reference, bug tracker link, and Fedora package announcements. Avoid assumptions about sandbox escape, exploit chaining, or vulnerable downstream products not named in the sources.
Mitigation direction
- Update Chrome to 101.0.4951.41 or later per vendor guidance.
- Apply Chromium package updates from Linux distribution channels, including Fedora where applicable.
- Prioritize managed browser update enforcement for high-risk user groups.
- Check vendor advisories for any platform-specific guidance.
Validation and detection
- Inventory Chrome and Chromium versions across endpoints.
- Confirm browser versions are at or above the fixed release.
- Review enterprise browser management reports for update failures.
- Check Fedora package advisory status on relevant Linux systems.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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.
CWE-416: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-4919 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://chromereleases.googleblog.com/2022/04/stable-channel-update-for-desktop_26.htmlCVE reference
- https://crbug.com/1312450CVE reference
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/CVE reference
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YKLJ3B3D5BCVWE3QNP4N7HHF26OHD567/CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Use After Free
Use After Free represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.