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almalinuxAlmaLinuxALSA-2023:5434
HistoryOct 04, 2023 - 12:00 a.m.

Important: firefox security update

2023-10-0400:00:00
errata.almalinux.org
22
mozilla
firefox
security update
cve
web browser
open-source
version 115.3.1 esr
cve-2023-3600
cve-2023-5169
cve-2023-5171
cve-2023-5176
cve-2023-5217
libvpx
unix
performance
portability
standards compliance

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

0.245 Low

EPSS

Percentile

96.7%

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

This update upgrades Firefox to version 115.3.1 ESR.

Security Fix(es):

  • firefox: use-after-free in workers (CVE-2023-3600)
  • Mozilla: Out-of-bounds write in PathOps (CVE-2023-5169)
  • Mozilla: Use-after-free in Ion Compiler (CVE-2023-5171)
  • Mozilla: Memory safety bugs fixed in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3 (CVE-2023-5176)
  • libvpx: Heap buffer overflow in vp8 encoding in libvpx (CVE-2023-5217)

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

0.245 Low

EPSS

Percentile

96.7%