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Weekly Signal
Live intelligence Updated 20 Aug 2026 · 01:51 UTC

Apple, Fedoraproject, Google +4 more · Ipados, Iphone Os, Mac Os X +10 more

CVE-2022-2294

WebRTC Heap Buffer Overflow Vulnerability

Recommended action

Validate affected assets and exposure now, then remediate on an accelerated schedule. Apply updates per vendor instructions.

View response plan
CVSS8.8
EPSS70.5%
KEVYes
ExploitationConfirmed exploitation
PatchPatch or guidance available ↓

Assessment

Why it matters

CISA lists this vulnerability as known to be exploited; exploitation is confirmed; EPSS is 70.5%; technical severity is CVSS 8.8.

Heap buffer overflow in WebRTC in Google Chrome prior to 103.0.5060.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Who should care

  • Teams operating Ipados, Iphone Os, Mac Os X +10 more
  • Vulnerability and exposure management teams
  • Security operations teams monitoring exploitation activity

Response plan

What I would do

  1. Confirm whether Ipados, Iphone Os, Mac Os X +10 more is present in the environment.
  2. Identify affected versions and establish whether vulnerable services are exposed or reachable.
  3. Apply updates per vendor instructions.
  4. Review relevant security telemetry for evidence of attempted or successful exploitation.
  5. Document the remediation decision and track it to verified completion.

Vendor remediation

Patch and remediation links

Use the vendor source below to confirm the correct fixed version, package or mitigation for your affected product.

Technical details

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
CWE-122
Affected versions
Apple Ipados (End Excluding: 15.6); Apple Iphone Os (End Excluding: 15.6); Apple Mac Os X (Version: 10.15.7); Apple macOS (Start Including: 12.0, End Excluding: 12.5); Apple Tvos (End Excluding: 15.6); Apple Watchos (End Excluding: 8.7); Fedoraproject Extra Packages For Enterprise Linux (Version: 8.0); Fedoraproject Fedora (Version: 36)
Published
28 July 2022
Attack vector
Network
Privileges required
None
User interaction
Required

Signal timeline

  1. CVE published
  2. Added to CISA KEV
  3. Latest EPSS score: 70.5%
  4. Signal calculated at 84

External references

Live public intelligence This assessment combines public-source evidence. Validate the affected product, version and exposure against your own environment before making a risk decision.