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redhatRedHatRHSA-2023:5433
HistoryOct 04, 2023 - 10:50 a.m.

(RHSA-2023:5433) Important: firefox security update

2023-10-0410:50:52
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29
firefox
security update
version 115.3.1
cve
open-source
web browser
standards compliance
performance
portability
workers
out-of-bounds write
use-after-free
ion compiler
memory safety bugs
libvpx
heap buffer overflow

0.296 Low

EPSS

Percentile

96.9%

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.