Memory corruption in webkit2gtk (Alpine package)
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2018-4372 |
| CWE-ID | CWE-119 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
webkit2gtk (Alpine package) Operating systems & Components / Operating system package or component |
| Vendor | Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one high risk vulnerability.
1) Memory corruption
EUVDB-ID: #VU15647
Risk: High
CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2018-4372
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to a boundary error in WebKit component when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with kernel privileges.
Successful exploitation of the vulnerability may result in system compromise.
MitigationInstall update from vendor's website.
Vulnerable software versionswebkit2gtk (Alpine package): 2.22.3-r0 - 2.22.4-r3
External linkshttp://git.alpinelinux.org/aports/commit/?id=ccc2f318230304c6b8f9e6c8bafd85ad60077c32
http://git.alpinelinux.org/aports/commit/?id=9333b6b69da075f380935e8a636fb1cd817bf74d
http://git.alpinelinux.org/aports/commit/?id=041fef015184af46bcc6eb6e421bdc5e3259c709
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.
