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Redhat.comRH:CVE-2023-6858HistoryDec 20, 2023 - 11:34 a.m.
CVE-2023-6858
2023-12-2011:34:06
redhat.com
access.redhat.com
8
mozilla foundation
security advisory
heap buffer overflow
nstextfragment
insufficient oom handling
firefox
cve-2023-6858
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.2 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
41.5%
The Mozilla Foundation Security Advisory describes this flaw as: Firefox was susceptible to a heap buffer overflow in nsTextFragment due to insufficient OOM handling.
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Heap overflow
2023-12-19 14:15:00
oraclelinux
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thunderbird security update
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firefox security update
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thunderbird security update
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osv
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thunderbird - security update
2023-12-21 00:00:00
thunderbird - security update
2023-12-29 00:00:00
firefox-esr - security update
2023-12-20 00:00:00
redhat
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(RHSA-2024:0019) Important: firefox security update
2024-01-02 06:54:09
(RHSA-2024:0024) Important: firefox security update
2024-01-02 06:54:51
(RHSA-2024:0023) Important: firefox security update
2024-01-02 06:54:47
nessus
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RHEL 9 : firefox (RHSA-2024:0019)
2024-01-02 00:00:00
RHEL 8 : thunderbird (RHSA-2024:0003)
2024-01-02 00:00:00
RHEL 9 : firefox (RHSA-2024:0022)
2024-01-02 00:00:00
debian
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[SECURITY] [DLA 3698-1] thunderbird security update
2023-12-29 10:11:37
[SECURITY] [DSA 5582-1] thunderbird security update
2023-12-21 19:33:01
[SECURITY] [DSA 5581-1] firefox-esr security update
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openvas
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Mageia: Security Advisory (MGASA-2024-0006)
2024-01-15 00:00:00
CentOS: Security Advisory for firefox (CESA-2024:0026)
2024-03-05 00:00:00
Slackware: Security Advisory (SSA:2023-353-03)
2023-12-20 00:00:00
centos
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firefox security update
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thunderbird security update
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mozilla
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Security Vulnerabilities fixed in Firefox ESR 115.6 — Mozilla
2023-12-19 00:00:00
Security Vulnerabilities fixed in Thunderbird 115.6 — Mozilla
2023-12-19 00:00:00
Security Vulnerabilities fixed in Firefox 121 — Mozilla
2023-12-19 00:00:00
kaspersky
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KLA62518 Multiple vulnerabilities in Mozilla Firefox ESR
2023-12-19 00:00:00
KLA62519 Multiple vulnerabilities in Mozilla Thunderbird
2023-12-19 00:00:00
KLA62517 Multiple vulnerabilities in Mozilla Firefox
2023-12-19 00:00:00
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Important: thunderbird
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rocky
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2024-01-09 04:07:41
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2024-01-12 15:36:35
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[slackware-security] mozilla-thunderbird
2023-12-19 21:32:36
[slackware-security] mozilla-firefox
2023-12-19 21:32:19
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2024-01-02 00:00:00
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2024-01-02 00:00:00
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2024-01-11 00:00:00
gentoo
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Mozilla Firefox: Multiple Vulnerabilities
2024-01-07 00:00:00
Mozilla Thunderbird: Multiple Vulnerabilities
2024-02-19 00:00:00
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.2 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
41.5%
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