Buffer overflow in webkit2gtk (Alpine package)



Published: 2020-02-05
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-8844
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
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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) Buffer overflow

EUVDB-ID: #VU48063

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-8844

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 13.3, watchOS 6.1.1, iCloud for Windows 10.9, iOS 13.3 and iPadOS 13.3, Safari 13.0.4, iTunes 12.10.3 for Windows, iCloud for Windows 7.16. Processing maliciously crafted web content may lead to arbitrary code execution.

Mitigation

Install update from vendor's website.

Vulnerable software versions

webkit2gtk (Alpine package): 2.26.4-r0 - 2.28.0-r0

External links

http://git.alpinelinux.org/aports/commit/?id=43e01333a71cc5e29a1531339917c8a64b193b2c
http://git.alpinelinux.org/aports/commit/?id=5ec68bc860a804071e2c87c146a829949ecd9823
http://git.alpinelinux.org/aports/commit/?id=8b3a46c2ec060d51fc769e3ce9157a90230833cf
http://git.alpinelinux.org/aports/commit/?id=bd1f76291160c4dc84308545b201676bef6f1471


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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