What’s Vulnerable › Vulnerabilities

CVE-2022-2294: WebRTC Heap Buffer Overflow Vulnerability

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2022-08-25
• EPSS: 70.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-07-28 · updated 2026-08-04
• Weakness: CWE-787

Description

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.

Affected products

• Apple iPadOS: before 15.6 — fixed in 15.6
• Apple Iphone Os: before 15.6 — fixed in 15.6
• macOS: before 10.15.7; 10.15.7, 10.15.7-security_update_2020, 10.15.7-security_update_2020-001, 10.15.7-security_update_2020-005, 10.15.7-security_update_2020-007, 10.15.7-security_update_2021-001 (+11) — fixed in 10.15.7
• Apple macOS: before 11.6.8; from 12.0 before 12.5 — fixed in 11.6.8, 12.5
• Apple tvOS: before 15.6 — fixed in 15.6
• Apple watchOS: before 8.7 — fixed in 8.7
• Fedoraproject Extra Packages For Enterprise Linux: 8.0
• Fedoraproject Fedora: 35, 36
• Google Chrome: before 103.0.5060.114 — fixed in 103.0.5060.114
• Webkit: before 2.36.5 — fixed in 2.36.5
• Webrtc Project Webrtc: all versions
• Wpewebkit Wpe Webkit: before 2.36.5 — fixed in 2.36.5

How to fix

Upgrade to a fixed version: Apple iPadOS 15.6; Apple Iphone Os 15.6; macOS 10.15.7; Apple macOS 11.6.8, 12.5; Apple tvOS 15.6; Apple watchOS 8.7; Google Chrome 103.0.5060.114; Webkit 2.36.5; Wpewebkit Wpe Webkit 2.36.5. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2022/07/28/2
• https://chromereleases.googleblog.com/2022/07/stable-channel-update-for-desktop.html
• https://crbug.com/1341043
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5BQRTR4SIUNIHLLPWTGYSDNQK7DYCRSB/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H2C4XOJVIILDXTOSMWJXHSQNEXFWSOD7/
• https://security.gentoo.org/glsa/202208-35
• https://security.gentoo.org/glsa/202208-39
• https://security.gentoo.org/glsa/202311-11
• http://www.openwall.com/lists/oss-security/2022/07/28/2
• https://chromereleases.googleblog.com/2022/07/stable-channel-update-for-desktop.html
• https://crbug.com/1341043
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5BQRTR4SIUNIHLLPWTGYSDNQK7DYCRSB/

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