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almalinuxAlmaLinuxALSA-2023:6191
HistoryOct 30, 2023 - 12:00 a.m.

Important: thunderbird security update

2023-10-3000:00:00
errata.almalinux.org
11
mozilla thunderbird standalone
security update
cve-2023-5721
memory safety bugs
cve-2023-44488
webextensions
cve-2023-5732
unix

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

8.1 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.9%

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 115.4.1.

Security Fix(es):

  • Mozilla: Queued up rendering could have allowed websites to clickjack (CVE-2023-5721)
  • Mozilla: Memory safety bugs fixed in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4 (CVE-2023-5730)
  • libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)
  • Mozilla: Large WebGL draw could have led to a crash (CVE-2023-5724)
  • Mozilla: WebExtensions could open arbitrary URLs (CVE-2023-5725)
  • Mozilla: Improper object tracking during GC in the JavaScript engine could have led to a crash. (CVE-2023-5728)
  • Mozilla: Address bar spoofing via bidirectional characters (CVE-2023-5732)

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

8.1 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.9%