Use-after-free in imagemagick6 (Alpine package)



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-14980
CWE-ID CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
 imagemagick6 (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU20300

Risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/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-2019-14980

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The vulnerability exists due to a use-after-free error within the UnmapBlob() function when images. A remote attacker can create a specially crafted image file, pass it to the affected application and perform denial of service attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

imagemagick6 (Alpine package): 6.9.10.69-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=fa08d969d9ea76754832607a9d67a116fb77088e
https://git.alpinelinux.org/aports/commit/?id=209132f82cd396cf5db8b9922af19ac2993d5fd7
https://git.alpinelinux.org/aports/commit/?id=e5c3f995a8c86f93b1be124877faacac90c55929


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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