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CVE-2022-3049

HIGH
8.8
CVSS Score
Published: September 26, 2022 at 03:01 PM UTC
Updated: June 17, 2026 at 04:58 AM UTC
4 products affected across 2 vendorsChromeFedoraChromeOS

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Severity
HIGH8.8
Exploit prediction
EPSS 0.7%
SSVC
No known exploit

Description

Use after free in SplitScreen in Google Chrome on Chrome OS, Lacros prior to 105.0.5195.52 allowed a remote attacker who convinced a user to engage in specific UI interactions to potentially exploit heap corruption via a crafted HTML page.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Fedora· Fedora Projectrpm
95%
37
Chrome· Googlenpm
95%
v < 105.0.5195.52
Affected range stops below 105.0.5195.52, so it looks safe — our inference, not a vendor statement
google-linux-and-chrome-os (environment) · google-chrome-os (same device)
ChromeOS· Googledevice
80%
All versions
Linux and Chrome OS· Googledevice
80%
All versions

References (4)

x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://chromereleases.googleblog.com/2022/08/stable-channel-update-for-desktop_30.html
x_refsource_MISCPermissions RequiredVendor Advisory
Source: [email protected]
https://crbug.com/1316892
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4NMJURTG5RO3TGD7ZMIQ6Z4ZZ3SAVYE/
Vendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202209-23

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-362

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