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CVE-2023-4431

Out of bounds memory access in Fonts in Google Chrome prior to 116.0.5845.110 allowed a remote...

8.1 HighFix available

Out of bounds memory access in Fonts in Google Chrome prior to 116.0.5845.110 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
High

Exploit likelihood

0.93%Up 0.9 points since Aug 23, 2023
90%50%10%1%

What each source reports

NVD Score used 8.1

Out of bounds memory access in Fonts in Google Chrome prior to 116.0.5845.110 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)

Record
CVE-2023-4431
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Weakness
CWE-125
Updated
2026-11-02
CVE List No score

Out of bounds memory access in Fonts in Google Chrome prior to 116.0.5845.110 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)

Record
CVE-2023-4431
Updated
2026-11-02
EUVDEUVD-2023-54293 No score

Out of bounds memory access in Fonts in Google Chrome prior to 116.0.5845.110 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)

Record
EUVD-2023-54293
Updated
2026-11-03
GitHub AdvisoriesGHSA-q839-jfph-q4wx 8.1

Out of bounds memory access in Fonts in Google Chrome prior to 116.0.5845.110 allowed a remote...

Out of bounds memory access in Fonts in Google Chrome prior to 116.0.5845.110 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)

Record
GHSA-q839-jfph-q4wx
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Weakness
CWE-125
Updated
2026-11-02
OSV 8.1

Out of bounds memory access in Fonts in Google Chrome prior to 116.0.5845.110 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)

Record
CVE-2023-4431
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2023-4431 8.1

Out of bounds memory access in Fonts in Google Chrome prior to 116.0.5845.110 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)

Record
DEBIAN-CVE-2023-4431
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Updated
2026-11-02
Show 4 moreShow less
OSVMGASA-2023-0256 No score

Updated chromium-browser-stable packages fix security vulnerability

The chromium-browser-stable package has been updated to the 116.0.5845.140 release, fixing 5 vulnerabilities.

High CVE-2023-4430: Use after free in Vulkan. Reported by Cassidy Kim(@cassidy6564) on 2023-08-02

High CVE-2023-4429: Use after free in Loader. Reported by Anonymous on 2023-08-03

High CVE-2023-4428: Out of bounds memory access in CSS. Reported by Francisco Alonso (@revskills) on 2023-08-06

High CVE-2023-4427: Out of bounds memory access in V8. Reported by Sergei Glazunov of Google Project Zero on 2023-08-07

Medium CVE-2023-4431: Out of bounds memory access in Fonts. Reported by Microsoft Security Researcher on 2023-08-01

High CVE-2023-4572: Use after free in MediaStream. Reported by fwnfwn(@_fwnfwn) on 2023-08-12

Record
MGASA-2023-0256
Updated
2026-11-02
OSVopenSUSE-SU-2023:0237-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Chromium 116.0.5845.110 (boo#1214487):

  • CVE-2023-4427: Out of bounds memory access in V8
  • CVE-2023-4428: Out of bounds memory access in CSS
  • CVE-2023-4429: Use after free in Loader
  • CVE-2023-4430: Use after free in Vulkan
  • CVE-2023-4431: Out of bounds memory access in Fonts
Record
openSUSE-SU-2023:0237-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:13175-1 No score

chromedriver-116.0.5845.110-1.1 on GA media

These are all security issues fixed in the chromedriver-116.0.5845.110-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:13175-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:13232-1 No score

ungoogled-chromium-116.0.5845.179-1.1 on GA media

These are all security issues fixed in the ungoogled-chromium-116.0.5845.179-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:13232-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
chromium
Debian:12
 before 116.0.5845.110-1~deb12u1, plus listed versions
113.0.5672.126-1114.0.5735.106-1114.0.5735.106-1~deb11u1114.0.5735.106-1~deb12u1114.0.5735.133-1
Show 23 moreShow less
114.0.5735.133-1~deb11u1114.0.5735.133-1~deb12u1114.0.5735.198-1114.0.5735.198-1~deb11u1114.0.5735.198-1~deb12u1114.0.5735.90-1114.0.5735.90-2114.0.5735.90-2~deb11u1114.0.5735.90-2~deb12u1115.0.5790.102-1115.0.5790.102-2115.0.5790.170-1115.0.5790.170-1~deb11u1115.0.5790.170-1~deb12u1115.0.5790.98-1115.0.5790.98-1~deb11u1115.0.5790.98-1~deb12u1115.0.5790.98-2116.0.5845.110-1~deb11u1116.0.5845.96-1116.0.5845.96-1~deb11u1116.0.5845.96-1~deb12u1116.0.5845.96-2
116.0.5845.110-1~deb12u1
chromium
Debian:13
 before 116.0.5845.110-1
116.0.5845.110-1
chromium
Debian:14
 before 116.0.5845.110-1
116.0.5845.110-1
chromium
Debian:11
From an advisory covering 5 CVEs
 before 116.0.5845.110-1~deb11u1, plus listed versions
100.0.4896.127-1100.0.4896.127-1~deb11u1100.0.4896.60-1100.0.4896.60-1~deb11u1100.0.4896.75-1
Show 45 moreShow less
100.0.4896.75-1~deb11u1100.0.4896.88-1100.0.4896.88-1~deb11u1101.0.4951.41-1101.0.4951.41-1~deb11u1101.0.4951.41-2101.0.4951.54-1101.0.4951.64-1101.0.4951.64-1~deb11u1102.0.5005.115-1102.0.5005.115-1~deb11u1102.0.5005.61-1102.0.5005.61-1~deb11u1103.0.5060.114-1103.0.5060.114-1~deb11u1103.0.5060.134-1103.0.5060.134-1~deb11u1103.0.5060.53-1103.0.5060.53-1~deb11u1104.0.5112.101-1104.0.5112.101-1~deb11u1104.0.5112.79-1104.0.5112.79-1~deb11u1105.0.5195.102-1105.0.5195.102-1~deb11u1105.0.5195.125-1105.0.5195.125-1~deb11u1105.0.5195.52-1105.0.5195.52-1~deb11u1106.0.5249.103-1106.0.5249.103-2106.0.5249.119-1106.0.5249.119-1~deb11u1106.0.5249.61-1106.0.5249.61-1~deb11u1106.0.5249.91-1106.0.5249.91-1~deb11u1107.0.5304.110-1107.0.5304.110-1~deb11u1107.0.5304.110-2107.0.5304.121-1107.0.5304.121-1~deb11u1107.0.5304.68-1107.0.5304.68-1~deb11u1107.0.5304.87-1
116.0.5845.110-1~deb11u1
chromium
Debian:12
From an advisory covering 5 CVEs
 before 116.0.5845.110-1~deb12u1, plus listed versions
113.0.5672.126-1114.0.5735.106-1114.0.5735.106-1~deb11u1114.0.5735.106-1~deb12u1114.0.5735.133-1
Show 23 moreShow less
114.0.5735.133-1~deb11u1114.0.5735.133-1~deb12u1114.0.5735.198-1114.0.5735.198-1~deb11u1114.0.5735.198-1~deb12u1114.0.5735.90-1114.0.5735.90-2114.0.5735.90-2~deb11u1114.0.5735.90-2~deb12u1115.0.5790.102-1115.0.5790.102-2115.0.5790.170-1115.0.5790.170-1~deb11u1115.0.5790.170-1~deb12u1115.0.5790.98-1115.0.5790.98-1~deb11u1115.0.5790.98-1~deb12u1115.0.5790.98-2116.0.5845.110-1~deb11u1116.0.5845.96-1116.0.5845.96-1~deb11u1116.0.5845.96-1~deb12u1116.0.5845.96-2
116.0.5845.110-1~deb12u1
chromium-browser-stable
Mageia:9
From an advisory covering 6 CVEs
 before 116.0.5845.140-1.mga9.tainted
116.0.5845.140-1.mga9.tainted
chromium
SUSE:Package Hub 15 SP4
From an advisory covering 5 CVEs
 before 116.0.5845.110-bp155.2.22.1
116.0.5845.110-bp155.2.22.1
chromium
SUSE:Package Hub 15 SP5
From an advisory covering 5 CVEs
 before 116.0.5845.110-bp155.2.22.1
116.0.5845.110-bp155.2.22.1
chromium
openSUSE:Leap 15.4
From an advisory covering 5 CVEs
 before 116.0.5845.110-bp155.2.22.1
116.0.5845.110-bp155.2.22.1
chromium
openSUSE:Leap 15.5
From an advisory covering 5 CVEs
 before 116.0.5845.110-bp155.2.22.1
116.0.5845.110-bp155.2.22.1
chromium
openSUSE:Tumbleweed
From an advisory covering 5 CVEs
 before 116.0.5845.110-1.1
116.0.5845.110-1.1
chromium
openSUSE:Tumbleweed
From an advisory covering 11 CVEs
 before 116.0.5845.179-1.1
116.0.5845.179-1.1

History

History
RecordedChangedSources
affected, facts
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-4431 is a high vulnerability (CVSS 8.1) in Google Chrome, published August 22, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.93%, the 60th percentile. Fixed in chromium 116.0.5845.110-1~deb12u1.

References

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Left out here: 80 versions. The JSON record has them.

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