Ubuntu update for webkit2gtk



Risk Critical
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2025-24201
CVE-2024-44192
CVE-2024-54467
CWE-ID CWE-787
CWE-20
CWE-200
Exploitation vector Network
Public exploit Vulnerability #1 is being exploited in the wild.
Vulnerable software
 Ubuntu
Operating systems & Components / Operating system

libwebkit2gtk-4.0-37 (Ubuntu package)
Operating systems & Components / Operating system package or component

libjavascriptcoregtk-4.0-18 (Ubuntu package)
Operating systems & Components / Operating system package or component

libwebkitgtk-6.0-4 (Ubuntu package)
Operating systems & Components / Operating system package or component

libjavascriptcoregtk-6.0-1 (Ubuntu package)
Operating systems & Components / Operating system package or component

libwebkit2gtk-4.1-0 (Ubuntu package)
Other

libjavascriptcoregtk-4.1-0 (Ubuntu package)
Other
Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Out-of-bounds write

EUVDB-ID: #VU105548

Risk: Critical

CVSSv4.0: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]

CVE-ID: CVE-2025-24201

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can trick the victim into visiting a specially crafted web page, trigger an out-of-bounds write and execute arbitrary code on the target system.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Update the affected package webkit2gtk to the latest version.

Vulnerable software versions

Ubuntu: 22.04 - 24.10

libwebkit2gtk-4.0-37 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libjavascriptcoregtk-4.0-18 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libwebkitgtk-6.0-4 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libwebkit2gtk-4.1-0 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libjavascriptcoregtk-6.0-1 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libjavascriptcoregtk-4.1-0 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7395-1


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.

2) Input validation error

EUVDB-ID: #VU105259

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-44192

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in WebKit. A remote attacker can trick the victim into visiting a specially crafted webpage and crash the browser.

Mitigation

Update the affected package webkit2gtk to the latest version.

Vulnerable software versions

Ubuntu: 22.04 - 24.10

libwebkit2gtk-4.0-37 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libjavascriptcoregtk-4.0-18 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libwebkitgtk-6.0-4 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libwebkit2gtk-4.1-0 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libjavascriptcoregtk-6.0-1 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libjavascriptcoregtk-4.1-0 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7395-1


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Information disclosure

EUVDB-ID: #VU105258

Risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-54467

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a state management issue in WebKit. A remote attacker can trick the victim into visiting a specially crafted webpage and exfiltrate data cross-origin.

Mitigation

Update the affected package webkit2gtk to the latest version.

Vulnerable software versions

Ubuntu: 22.04 - 24.10

libwebkit2gtk-4.0-37 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libjavascriptcoregtk-4.0-18 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libwebkitgtk-6.0-4 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libwebkit2gtk-4.1-0 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libjavascriptcoregtk-6.0-1 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

libjavascriptcoregtk-4.1-0 (Ubuntu package): before 2.48.0-0ubuntu0.22.04.1

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7395-1


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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