Lucene search

K
almalinuxAlmaLinuxALSA-2021:1360
HistoryApr 26, 2021 - 10:29 a.m.

Important: firefox security update

2021-04-2610:29:07
errata.almalinux.org
28

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

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 78.10.0 ESR.

Security Fix(es):

  • Mozilla: Out of bound write due to lazy initialization (CVE-2021-23994)

  • Mozilla: Use-after-free in Responsive Design Mode (CVE-2021-23995)

  • Mozilla: More internal network hosts could have been probed by a malicious webpage (CVE-2021-23961)

  • Mozilla: Secure Lock icon could have been spoofed (CVE-2021-23998)

  • Mozilla: Blob URLs may have been granted additional privileges (CVE-2021-23999)

  • Mozilla: Arbitrary FTP command execution on FTP servers using an encoded URL (CVE-2021-24002)

  • Mozilla: Incorrect size computation in WebAssembly JIT could lead to null-reads (CVE-2021-29945)

  • Mozilla: Port blocking could be bypassed (CVE-2021-29946)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

OSVersionArchitecturePackageVersionFilename
almalinux8x86_64firefox< 78.10.0-1.el8_3.almafirefox-78.10.0-1.el8_3.alma.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