Security readout for executives and security teams
Plain-English summary
This Chrome issue could let a malicious web page corrupt memory if a user performs specific UI interactions. The listed scope is Chrome on Chrome OS, including Lacros, before 105.0.5195.52. It is high severity, but the provided sources do not show active exploitation.
Executive priority
Treat this as a high-priority browser patching item, especially for managed Chrome OS fleets. The business risk is user-driven compromise through web content, not confirmed widespread exploitation.
Technical view
CVE-2022-3049 is described as a use-after-free in SplitScreen causing potential heap corruption via crafted HTML. CVSS 3.1 is 8.8: network reachable, low complexity, no privileges, user interaction required. The bundle also lists CWE-362, so weakness taxonomy is not fully consistent.
Likely exposure
Organizations are exposed if managed Chrome OS or Lacros installations remain below 105.0.5195.52. General Chrome exposure beyond the named Chrome OS/Lacros scope is not clearly established by the bundle.
Exploitation context
The attack requires a remote actor to convince a user to visit crafted HTML and perform specific UI interactions. No KEV listing or provided source indicates known active exploitation.
Researcher notes
Public details are limited. The source bundle identifies SplitScreen, crafted HTML, user interaction, and heap corruption, but does not provide safe reproduction details. Note the mismatch between use-after-free wording and CWE-362 classification.
Mitigation direction
- Update Chrome OS and Lacros to 105.0.5195.52 or later where applicable.
- Apply vendor or distribution Chromium updates from Google, Gentoo, or Fedora channels.
- Prioritize managed devices that browse untrusted websites or handle sensitive data.
- Check vendor guidance for any platform-specific remediation not captured in the bundle.
Validation and detection
- Inventory Chrome OS and Lacros versions across managed endpoints.
- Confirm vulnerable builds are below 105.0.5195.52.
- Verify update deployment status through endpoint or browser management telemetry.
- Review security tooling for alerts tied to malicious HTML or Chrome heap corruption.
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-362: 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-2022-3049 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/2022/08/stable-channel-update-for-desktop_30.htmlCVE reference · x_refsource_MISC
- https://crbug.com/1316892CVE reference · x_refsource_MISC
- GLSA-202209-23CVE reference · vendor-advisory, x_refsource_GENTOO
- FEDORA-2022-3f28aa88cfCVE reference · vendor-advisory, x_refsource_FEDORA
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.
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.