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redhatRedHatRHSA-2022:5474
HistoryJun 30, 2022 - 9:34 p.m.

(RHSA-2022:5474) Important: firefox security update

2022-06-3021:34:20
access.redhat.com
14

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.004 Low

EPSS

Percentile

71.6%

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

This update upgrades Firefox to version 91.11 ESR.

Security Fix(es):

  • Mozilla: CSP sandbox header without allow-scripts can be bypassed via retargeted javascript: URI (CVE-2022-34468)

  • Mozilla: Use-after-free in nsSHistory (CVE-2022-34470)

  • Mozilla: A popup window could be resized in a way to overlay the address bar with web content (CVE-2022-34479)

  • Mozilla: Memory safety bugs fixed in Firefox 102 and Firefox ESR 91.11 (CVE-2022-34484)

  • Mozilla: Undesired attributes could be set as part of prototype pollution (CVE-2022-2200)

  • Mozilla: CSP bypass enabling stylesheet injection (CVE-2022-31744)

  • Mozilla: Unavailable PAC file resulted in OCSP requests being blocked (CVE-2022-34472)

  • Mozilla: Potential integer overflow in ReplaceElementsAt (CVE-2022-34481)

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.

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.004 Low

EPSS

Percentile

71.6%