CVE-2021-30565
Out of bounds write in Tab Groups in Google Chrome on Linux and ChromeOS prior to 92.0.4515.107 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds
02 Description
Out of bounds write in Tab Groups in Google Chrome on Linux and ChromeOS prior to 92.0.4515.107 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.88% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 79.3% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-08-03 19:40Z5 YR AGO
- Last updated
- 2024-08-03 22:32Z2 YR AGO
- Reserved
- 2021-04-13
- Assigning CNA
- Chrome
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 4774af8ef68e3e0aef872d462119631dc006daa1bbc25f0b645dc08449542d78
05 Affected products
06 References
- crbug.comhttps://crbug.com/1210985
- chromereleases.googleblog.comhttps://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop_20.html
- lists.fedoraproject.orgFEDORA-2021-78b9d84299https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LVY4WIWTVVYKQMROJJS365TZBKEARCF/
- lists.fedoraproject.orgFEDORA-2021-6225d60814https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QW4R2K5HVJ4R6XDZYOJCCFPIN2XHNS3L/
- lists.fedoraproject.orgFEDORA-2021-02b301441fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
07 Fixed in
Arch Linux
- chromium Fixed in 92.0.4515.107-1
- vivaldi Fixed in 4.1.2369.11-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- chromium Fixed in 93.0.4577.82-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- chromium Fixed in 93.0.4577.82-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- chromium Fixed in 93.0.4577.82-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- chromium-browser Fixed in 92.0.4515.159-0ubuntu0.18.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.