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SUSE: 2021:1325-1 Important: MozillaFirefox Network Threat Mitigation

suse
Calendar Grey April 27, 2021
Dist Suse Esm H88
SUSE Security Update addresses 8 threats in MozillaFirefox with vital patches and update methods for installations.
An update that fixes 8 vulnerabilities is now available

Summary

This update for MozillaFirefox 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 Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods

Topics%20covered

Topics Covered

security advisory software update security fix important SUSE MozillaFirefox network probe

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

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-2021:1325-1
Rating: important

Topics%20covered

Topics Covered

security advisory software update security fix important SUSE MozillaFirefox network probe

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