Google Chrome WebAudio Use-After-Free Vulnerability

[ Why it matters ]Priority signals

• Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-05-23
• EPSS: 49% chance of exploitation in the next 30 days (higher than 99% of CVEs)

[ Description ]Official description

Use after free in WebAudio in Google Chrome prior to 78.0.3904.87 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

CISA: Google Chrome WebAudio contains a use-after-free vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 13 Jun 2022): Apply updates per vendor instructions.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• lists.opensuse.org/opensuse-security-announce/2019-12/msg00022.htmlMailing ListThird Party Advisory
• packetstormsecurity.com/files/167066/Google-Chrome-78.0.3904.70-Remote-Code-Execution.htmlExploitThird Party AdvisoryVDB Entry
• chromereleases.googleblog.com/2019/10/stable-channel-update-for-desktop_31.htmlVendor Advisory
• crbug.com/1019226Permissions Required
• security.gentoo.org/glsa/202004-04Third Party Advisory
• www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource