Buffer overflow in Google Chrome
CVE-2021-37981
Heap buffer overflow in Skia in Google Chrome prior to 95.0.4638.54 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.010 (62.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Google Chrome — versions unspecified
- Debian Linux — versions 10.0, 11.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- crbug.com/1246631 (Permissions Required, Vendor Advisory)
- chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_19.html (Vendor Advisory)
- www.debian.org/security/2022/dsa-5046 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-37981?
- CVE-2021-37981 is a critical-severity vulnerability in Google Chrome, classified under Out-of-bounds Write. CVSS score: 9.6/10. Published 2021-11-02.
- How severe is CVE-2021-37981?
- Critical severity. CVSS v3 base score is 9.6 out of 10.
- Is CVE-2021-37981 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.