Ubuntu update for webkit2gtk



Risk Medium
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2025-24158
CVE-2025-24150
CVE-2025-24162
CVE-2025-24143
CWE-ID CWE-119
CWE-78
CWE-20
CWE-200
Exploitation vector Network
Public exploit N/A
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 4 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU103353

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-2025-24158

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error when handling HTML content in WebKit. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and perform a denial of service (DoS) attack.

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 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-4.0-18 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libwebkitgtk-6.0-4 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libwebkit2gtk-4.1-0 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-6.0-1 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-4.1-0 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7279-1


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.

2) OS Command Injection

EUVDB-ID: #VU103355

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-24150

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in WebKit Web Inspector. A remote attacker can trick the victim into copying a specially crafted URL from the WebKit Web Inspector and execute arbitrary OS commands on the system.

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 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-4.0-18 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libwebkitgtk-6.0-4 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libwebkit2gtk-4.1-0 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-6.0-1 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-4.1-0 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7279-1


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) Input validation error

EUVDB-ID: #VU103354

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-2025-24162

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 website and perform a denial of service (DoS) attack.

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 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-4.0-18 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libwebkitgtk-6.0-4 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libwebkit2gtk-4.1-0 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-6.0-1 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-4.1-0 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7279-1


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.

4) Information disclosure

EUVDB-ID: #VU103352

Risk: Low

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:Clear]

CVE-ID: CVE-2025-24143

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote attacker to fingerprint users.

The vulnerability exists due to excessive data output by WebKit. A remote attacker can trick the victim into visiting a specially crafted website and fingerprint the user.

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 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-4.0-18 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libwebkitgtk-6.0-4 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libwebkit2gtk-4.1-0 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-6.0-1 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

libjavascriptcoregtk-4.1-0 (Ubuntu package): before 2.46.6-0ubuntu0.22.04.1

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7279-1


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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