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suseSuseOPENSUSE-SU-2020:2325-1
HistoryDec 25, 2020 - 12:00 a.m.

Security update for MozillaFirefox (critical)

2020-12-2500:00:00
lists.opensuse.org
22

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

An update that fixes 8 vulnerabilities is now available.

Description:

This update for MozillaFirefox fixes the following issues:

  • Firefox Extended Support Release 78.6.0 ESR
    • Fixed: Various stability, functionality, and security fixes MFSA
      2020-55 (bsc#1180039)
    • CVE-2020-16042 (bmo#1679003) Operations on a BigInt could have caused
      uninitialized memory to be exposed
    • CVE-2020-26971 (bmo#1663466) Heap buffer overflow in WebGL
    • CVE-2020-26973 (bmo#1680084) CSS Sanitizer performed incorrect
      sanitization
    • CVE-2020-26974 (bmo#1681022) Incorrect cast of StyleGenericFlexBasis
      resulted in a heap use-after-free
    • CVE-2020-26978 (bmo#1677047) Internal network hosts could have been
      probed by a malicious webpage
    • CVE-2020-35111 (bmo#1657916) The proxy.onRequest API did not catch
      view-source URLs
    • CVE-2020-35112 (bmo#1661365) Opening an extension-less download may
      have inadvertently launched an executable instead
    • CVE-2020-35113 (bmo#1664831, bmo#1673589) Memory safety bugs fixed in
      Firefox 84 and Firefox ESR 78.6

This update was imported from the SUSE:SLE-15:Update update project.

Patch Instructions:

To install this openSUSE 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:

  • openSUSE Leap 15.1:

    zypper in -t patch openSUSE-2020-2325=1

OSVersionArchitecturePackageVersionFilename
openSUSE Leap15.1x86_64< - openSUSE Leap 15.1 (x86_64):- openSUSE Leap 15.1 (x86_64):.x86_64.rpm

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P