WebKitGTK up to 2.36.7 renderer use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in WebKitGTK up to 2.36.7. It has been rated as critical. This issue affects the function WebCore::RenderLayer::renderer. The manipulation leads to use after free. This vulnerability is referenced as CVE-2023-25360. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in WebKitGTK up to 2.36.7 (Web Browser) and classified as critical. This issue affects the function WebCore::RenderLayer::renderer. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A use-after-free vulnerability in WebCore::RenderLayer::renderer in WebKitGTK before 2.36.8 allows attackers to execute code remotely.

The weakness was published 03/02/2023. It is possible to read the advisory at bugs.webkit.org. The identification of this vulnerability is CVE-2023-25360 since 02/06/2023. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2.36.8 eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2023-29318) and CERT Bund (WID-SEC-2023-1185). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Gentoo Linux
  • SUSE openSUSE
  • Red Hat OpenShift
  • RESF Rocky Linux

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WebKitGTK 2.36.8

Timelineinfo

02/06/2023 🔍
03/02/2023 +24 days 🔍
03/02/2023 +0 days 🔍
11/30/2025 +1004 days 🔍

Sourcesinfo

Advisory: bugs.webkit.org
Status: Confirmed

CVE: CVE-2023-25360 (🔍)
GCVE (CVE): GCVE-0-2023-25360
GCVE (VulDB): GCVE-100-222215
EUVD: 🔍
CERT Bund: WID-SEC-2023-1185 - Red Hat Enterprise Linux: Mehrere Schwachstellen

Entryinfo

Created: 03/02/2023 19:10
Updated: 11/30/2025 03:43
Changes: 03/02/2023 19:10 (39), 03/30/2023 17:44 (11), 03/07/2025 19:07 (19), 10/30/2025 14:34 (1), 11/30/2025 03:43 (7)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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