Anolis OS update for webkit2gtk3

1) Type Confusion

EUVDB-ID: #VU72161

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-2023-23529

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

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

The vulnerability exists due to a type confusion error when parsing web content in WebKit. A remote attacker can trick the victim to visit a specially crafted website, trigger a type confusion error and execute arbitrary code on the target system.

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

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

webkit2gtk3-jsc-devel: before 2.36.7-1.0.2

webkit2gtk3-jsc: before 2.36.7-1.0.2

webkit2gtk3-devel: before 2.36.7-1.0.2

webkit2gtk3: before 2.36.7-1.0.2

CPE2.3

• cpe:2.3:o:openanolis:anolis_os:8:*:*:*:*:*:*:*
• cpe:2.3:o:openanolis:webkit2gtk3-jsc-devel:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:o:openanolis:webkit2gtk3-jsc:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:o:openanolis:webkit2gtk3-devel:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:o:openanolis:webkit2gtk3:*:*:*:*:*:anolis_os:*:*

External links

https://anas.openanolis.cn/errata/detail/ANSA-2023:0061

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.