RHSA-2021:3841HighCVSS 9.8

Red Hat Security Advisory: thunderbird security update

Published
October 13, 2021
Last Modified
June 25, 2026

🔗 CVE IDs covered (7)

CVE-2021-32810 →CVE-2021-38496 →CVE-2021-38497 →CVE-2021-38498 →CVE-2021-38500 →CVE-2021-38501 →CVE-2021-38502 →

📋 Description

CVE-2021-32810 — rust-crossbeam-deque: race condition may lead to double free CVE-2021-38496 — Mozilla: Use-after-free in MessageTask CVE-2021-38497 — Mozilla: Validation message could have been overlaid on another origin CVE-2021-38498 — Mozilla: Use-after-free of nsLanguageAtomService object CVE-2021-38500 — Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and Firefox ESR 91.2 CVE-2021-38501 — Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2 CVE-2021-38502 — Mozilla: Downgrade attack on SMTP STARTTLS connections

🔗 References (10)