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SUSE-SU-2021:1325-1 Not scored

Security update for MozillaFirefox

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

Exploit probability Not scored
Published April 27, 2021
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

SUSE:HPE Helion OpenStack 8 MozillaFirefox
SUSE:Linux Enterprise Server 12 SP2-BCL MozillaFirefox
SUSE:Linux Enterprise Server 12 SP3-BCL MozillaFirefox
SUSE:Linux Enterprise Server 12 SP3-LTSS MozillaFirefox
SUSE:Linux Enterprise Server 12 SP4-LTSS MozillaFirefox
SUSE:Linux Enterprise Server 12 SP5 MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 12 SP3 MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 12 SP4 MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 12 SP5 MozillaFirefox
SUSE:Linux Enterprise Software Development Kit 12 SP5 MozillaFirefox
SUSE:OpenStack Cloud 8 MozillaFirefox
SUSE:OpenStack Cloud 9 MozillaFirefox
SUSE:OpenStack Cloud Crowbar 8 MozillaFirefox
SUSE:OpenStack Cloud Crowbar 9 MozillaFirefox

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities SUSE-SU-2021:1325-1

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

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05 / REFERENCES

Further evidence