VDB
RHSA-2021%3A3838
RHSA-2021%3A3838
PUBLISHED
CVSS 9.800000190734863 CRITICAL
An update for thunderbird is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| thunderbird | ||
| Red Hat Enterprise Linux AppStream (v. 8) |
Timeline
- Oct 13, 2021 CVE Published
- Nov 21, 2025 CVE Updated
- Apr 3, 2026 Distribution Patch
- Apr 3, 2026 Distribution Patch
- Apr 3, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
References
- https://access.redhat.com/errata/RHSA-2021:3838 advisory
- https://access.redhat.com/security/updates/classification/#important url
- https://bugzilla.redhat.com/show_bug.cgi?id=1990342 url
- https://bugzilla.redhat.com/show_bug.cgi?id=2011097 url
- https://bugzilla.redhat.com/show_bug.cgi?id=2011098 url
- https://bugzilla.redhat.com/show_bug.cgi?id=2011099 url
- https://bugzilla.redhat.com/show_bug.cgi?id=2011100 url
- https://bugzilla.redhat.com/show_bug.cgi?id=2011101 url
- https://bugzilla.redhat.com/show_bug.cgi?id=2013469 url
- https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_3838.json advisory