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SUSE: 2021:1432-1 Important: MozillaThunderbird Security Update

suse
Calendar Grey April 29, 2021
Scroller Suse
SUSE issues an urgent patch for Mozilla Thunderbird to rectify multiple security flaws along with instructions for installation.
An update that fixes 9 vulnerabilities is now available

Summary

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 Patch Instructions:

Topics%20covered

Topics Covered

security advisory software update important system patch SUSE Linux installation MozillaThunderbird

References

#1184960

Cross- CVE-2021-23961 CVE-2021-23994 CVE-2021-23995

CVE-2021-23998 CVE-2021-23999 CVE-2021-24002

CVE-2021-29945 CVE-2021-29946 CVE-2021-29948

CVSS scores:

CVE-2021-23961 (NVD) : 7.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

CVE-2021-23961 (SUSE): 7.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

CVE-2021-23994 (SUSE): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2021-23995 (SUSE): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2021-23998 (SUSE): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVE-2021-23999 (SUSE): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVE-2021-24002 (SUSE): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVE-2021-29945 (SUSE): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1432-1
Rating: important

Topics%20covered

Topics Covered

security advisory software update important system patch SUSE Linux installation MozillaThunderbird

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