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SUSE: 2021:2691-1 Important MozillaFirefox Patch Critical DoS

suse
Calendar Grey August 17, 2021
Dist Suse Esm H88
SUSE Security Bulletin tackles urgent vulnerabilities in Mozilla Firefox, implementing five solutions that bolster both security measures and overall efficiency.
An update that fixes 6 vulnerabilities, contains one feature is now available

Summary

This update for MozillaFirefox fixes the following issues: Firefox Extended Support Release 78.13.0 ESR (MFSA 2021-34, bsc#1188891): - CVE-2021-29986: Race condition when resolving DNS names could have led to memory corruption - CVE-2021-29988: Memory corruption as a result of incorrect style treatment - CVE-2021-29984: Incorrect instruction reordering during JIT optimization - CVE-2021-29980: Uninitialized memory in a canvas object could have led to memory corruption - CVE-2021-29985: Use-after-free media channels - CVE-2021-29989: Memory safety bugs fixed in Firefox 91 and Firefox ESR 78.13 Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product:

Topics%20covered

Topics Covered

security advisory critical DoS memory corruption patch SUSE MozillaFirefox

References

#1188891 SLE-18626

Cross- CVE-2021-29980 CVE-2021-29984 CVE-2021-29985

CVE-2021-29986 CVE-2021-29988 CVE-2021-29989

Affected Products:

SUSE OpenStack Cloud Crowbar 9

SUSE OpenStack Cloud Crowbar 8

SUSE OpenStack Cloud 9

SUSE OpenStack Cloud 8

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE Linux Enterprise Server for SAP 12-SP4

SUSE Linux Enterprise Server for SAP 12-SP3

SUSE Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server 12-SP4-LTSS

SUSE Linux Enterprise Server 12-SP3-LTSS

SUSE Linux Enterprise Server 12-SP3-BCL

SUSE Linux Enterprise Server 12-SP2-BCL

HPE Helion Openstack 8

https://www.suse.com/security/cve/CVE-2021-29980.html

https://www.suse.com/security/cve/CVE-...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:2691-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical DoS memory corruption patch SUSE MozillaFirefox

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