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CVE-2023-5856

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker...

8.8 HighFix available

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption 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
High
Availability
High

Exploit likelihood

1.15%Up 1.1 points since Nov 2, 2023
90%50%10%1%

What each source reports

NVD Score used 8.8

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

Record
CVE-2023-5856
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
CVE List 8.8

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

Record
CVE-2023-5856
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
EUVDEUVD-2023-58136 8.8

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

Record
EUVD-2023-58136
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-xmhq-fw78-wjxr 8.8

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker...

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

Record
GHSA-xmhq-fw78-wjxr
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
OSV 8.8

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

Record
CVE-2023-5856
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2023-5856 8.8

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

Record
DEBIAN-CVE-2023-5856
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 4 moreShow less
OSVMGASA-2023-0322 No score

Updated chromium-browser-stable packages fix bugs and vulnerabilities

The chromium-browser-stable package has been updated to the 119.0.6045.159 release, fixing bugs and 15 vulnerabilities, together with 119.0.6045.123 and 119.0.6045.105; some of them are listed below:

High CVE-2023-5480: Inappropriate implementation in Payments. Reported by Vsevolod Kokorin (Slonser) of Solidlab on 2023-10-14

High CVE-2023-5482: Insufficient data validation in USB. Reported by DarkNavy on 2023-10-13

High CVE-2023-5849: Integer overflow in USB. Reported by DarkNavy on 2023-10-13

High CVE-2023-5996: Use after free in WebAudio. Reported by Huang Xilin of Ant Group Light-Year Security Lab via Tianfu Cup 2023 on 2023-10-30

High CVE-2023-5997: Use after free in Garbage Collection. Reported by Anonymous on 2023-10-31

High CVE-2023-6112: Use after free in Navigation. Reported by Sergei Glazunov of Google Project Zero on 2023-11-04

Medium CVE-2023-5850: Incorrect security UI in Downloads. Reported by Mohit Raj (shadow2639) on 2021-12-22

Medium CVE-2023-5851: Inappropriate implementation in Downloads. Reported by Shaheen Fazim on 2023-08-18

Medium CVE-2023-5852: Use after free in Printing. Reported by [pwn2car] on 2023-09-10

Medium CVE-2023-5853: Incorrect security UI in Downloads. Reported by Hafiizh on 2023-06-22

Medium CVE-2023-5854: Use after free in Profiles. Reported by Dohyun Lee (@l33d0hyun) of SSD-Disclosure Labs & DNSLab, Korea Univ on 2023-10-01

Medium CVE-2023-5855: Use after free in Reading Mode. Reported by ChaobinZhang on 2023-10-13

Medium CVE-2023-5856: Use after free in Side Panel. Reported by Weipeng Jiang (@Krace) of VRI on 2023-10-17

Medium CVE-2023-5857: Inappropriate implementation in Downloads. Reported by Will Dormann on 2023-10-18

Low CVE-2023-5858: Inappropriate implementation in WebApp Provider. Reported by Axel Chong on 2023-06-24

Low CVE-2023-5859: Incorrect security UI in Picture In Picture. Reported by Junsung Lee on 2023-09-13

Record
MGASA-2023-0322
Updated
2026-11-02
OSVopenSUSE-SU-2023:0368-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Chromium 119.0.6045.123 (boo#1216978)

  • CVE-2023-5996: Use after free in WebAudio

Chromium 119.0.6045.105 (boo#1216783)

  • CVE-2023-5480: Inappropriate implementation in Payments
  • CVE-2023-5482: Insufficient data validation in USB
  • CVE-2023-5849: Integer overflow in USB
  • CVE-2023-5850: Incorrect security UI in Downloads
  • CVE-2023-5851: Inappropriate implementation in Downloads
  • CVE-2023-5852: Use after free in Printing
  • CVE-2023-5853: Incorrect security UI in Downloads
  • CVE-2023-5854: Use after free in Profiles
  • CVE-2023-5855: Use after free in Reading Mode
  • CVE-2023-5856: Use after free in Side Panel
  • CVE-2023-5857: Inappropriate implementation in Downloads
  • CVE-2023-5858: Inappropriate implementation in WebApp Provider
  • CVE-2023-5859: Incorrect security UI in Picture In Picture

gn was updated to version 0.20231023:

  • many updates to support Chromium 119 build
Record
openSUSE-SU-2023:0368-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:13419-1 No score

chromedriver-119.0.6045.123-1.1 on GA media

These are all security issues fixed in the chromedriver-119.0.6045.123-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:13419-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:13423-1 No score

ungoogled-chromium-119.0.6045.123-1.1 on GA media

These are all security issues fixed in the ungoogled-chromium-119.0.6045.123-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:13423-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
chromium
Debian:12
before 119.0.6045.105-1~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 45 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~deb12u1115.0.5790.98-2116.0.5845.110-1116.0.5845.110-1~deb11u1116.0.5845.110-1~deb12u1116.0.5845.110-2116.0.5845.140-1116.0.5845.140-1~deb11u1116.0.5845.140-1~deb12u1116.0.5845.180-1116.0.5845.180-1~deb11u1116.0.5845.180-1~deb12u1116.0.5845.96-1116.0.5845.96-1~deb11u1116.0.5845.96-1~deb12u1116.0.5845.96-2117.0.5938.132-1117.0.5938.132-1~deb11u1117.0.5938.132-1~deb12u1117.0.5938.132-2117.0.5938.149-1117.0.5938.149-1~deb11u1117.0.5938.149-1~deb12u1117.0.5938.62-1117.0.5938.62-1~deb11u1117.0.5938.62-1~deb12u1117.0.5938.92-1118.0.5993.117-1118.0.5993.117-1~deb11u1
119.0.6045.105-1~deb12u1
chromium
Debian:13
before 119.0.6045.105-1
119.0.6045.105-1
chromium
Debian:14
before 119.0.6045.105-1
119.0.6045.105-1
chromium
Debian:11
From an advisory covering 17 CVEs
before 119.0.6045.105-1~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
119.0.6045.105-1~deb11u1
chromium
Debian:12
From an advisory covering 17 CVEs
before 119.0.6045.105-1~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 45 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~deb12u1115.0.5790.98-2116.0.5845.110-1116.0.5845.110-1~deb11u1116.0.5845.110-1~deb12u1116.0.5845.110-2116.0.5845.140-1116.0.5845.140-1~deb11u1116.0.5845.140-1~deb12u1116.0.5845.180-1116.0.5845.180-1~deb11u1116.0.5845.180-1~deb12u1116.0.5845.96-1116.0.5845.96-1~deb11u1116.0.5845.96-1~deb12u1116.0.5845.96-2117.0.5938.132-1117.0.5938.132-1~deb11u1117.0.5938.132-1~deb12u1117.0.5938.132-2117.0.5938.149-1117.0.5938.149-1~deb11u1117.0.5938.149-1~deb12u1117.0.5938.62-1117.0.5938.62-1~deb11u1117.0.5938.62-1~deb12u1117.0.5938.92-1118.0.5993.117-1118.0.5993.117-1~deb11u1
119.0.6045.105-1~deb12u1
chromium-browser-stable
Mageia:9
From an advisory covering 16 CVEs
before 119.0.6045.159-1.mga9.tainted
119.0.6045.159-1.mga9.tainted
chromium
SUSE:Package Hub 15 SP4
From an advisory covering 14 CVEs
before 119.0.6045.123-bp155.2.55.1
119.0.6045.123-bp155.2.55.1
gn
SUSE:Package Hub 15 SP4
From an advisory covering 14 CVEs
before 0.20231023-bp155.5.3.1
0.20231023-bp155.5.3.1
chromium
SUSE:Package Hub 15 SP5
From an advisory covering 14 CVEs
before 119.0.6045.123-bp155.2.55.1
119.0.6045.123-bp155.2.55.1
gn
SUSE:Package Hub 15 SP5
From an advisory covering 14 CVEs
before 0.20231023-bp155.5.3.1
0.20231023-bp155.5.3.1
Show 5 moreShow less
Affected packages
PackageAffectedFixed
chromium
openSUSE:Leap 15.4
From an advisory covering 14 CVEs
before 119.0.6045.123-bp155.2.55.1
119.0.6045.123-bp155.2.55.1
gn
openSUSE:Leap 15.4
From an advisory covering 14 CVEs
before 0.20231023-bp155.5.3.1
0.20231023-bp155.5.3.1
chromium
openSUSE:Leap 15.5
From an advisory covering 14 CVEs
before 119.0.6045.123-bp155.2.55.1
119.0.6045.123-bp155.2.55.1
gn
openSUSE:Leap 15.5
From an advisory covering 14 CVEs
before 0.20231023-bp155.5.3.1
0.20231023-bp155.5.3.1
chromium
openSUSE:Tumbleweed
From an advisory covering 14 CVEs
before 119.0.6045.123-1.1
119.0.6045.123-1.1

History

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

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

In short

CVE-2023-5856 is a high vulnerability (CVSS 8.8) in Google Chrome, published November 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.15%, the 66th percentile. Fixed in chromium 119.0.6045.105-1~deb12u1.

References

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This page doesn't list everything

Left out here: 117 versions. The JSON record has them.

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