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osvGoogleOSV:ALSA-2022:7020
HistoryOct 18, 2022 - 12:00 a.m.

Important: firefox security update

2022-10-1800:00:00
Google
osv.dev
5
mozilla firefox
update
version 102.3.0 esr
security patch
expat
xml parser

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.3 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

77.8%

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

This update upgrades Firefox to version 102.3.0 ESR.

Security Fix(es):

  • expat: a use-after-free in the doContent function in xmlparse.c (CVE-2022-40674)

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.

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.3 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

77.8%