OPENSUSE-SU-2021:0644-1: MozillaThunderbird&distro=openSUSE Leap 15.2 openSUSE

Published

Published 01-05-2021Last modified 04-02-2026

Vulnerability summary

OPENSUSE-SU-2021:0644-1 is a vulnerability in MozillaThunderbird&distro=openSUSE Leap 15.2 openSUSE with no CVSS score yet.

Overall risk

0/100

0100

Minimal · default modelHow is this calculated?

CVSS score

Not scored

010

No CVSS score recorded

EPSS scoreNot scoredRisk metrics not yet published.

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits0No public exploits recorded

Advisory lineage

Upstream 9 · Downstream 0 · Related 9

CVE-2021-23961 CVE-2021-23994 CVE-2021-23995 CVE-2021-23998 CVE-2021-23999 CVE-2021-24002+3 more

Timeline

01-05-2021
PublishedVulnerability first disclosed.
04-02-2026
Last modifiedVulnerability information updated.

Description

Security update for MozillaThunderbird This update for MozillaThunderbird fixes the following issues: - Firefox was updated to 78.10.0 ESR (bsc#1184960) * CVE-2021-23994: Out of bound write due to lazy initialization * CVE-2021-23995: Use-after-free in Responsive Design Mode * CVE-2021-23998: Secure Lock icon could have been spoofed * CVE-2021-23961: More internal network hosts could have been probed by a malicious webpage * CVE-2021-23999: Blob URLs may have been granted additional privileges * CVE-2021-24002: Arbitrary FTP command execution on FTP servers using an encoded URL * CVE-2021-29945: Incorrect size computation in WebAssembly JIT could lead to null-reads * CVE-2021-29946: Port blocking could be bypassed * CVE-2021-29948: Race condition when reading from disk while verifying signatures This update was imported from the SUSE:SLE-15-SP2:Update update project.