#VU12616 Out-of-bounds read in Cairo - CVE-2017-9814

Vulnerability identifier: #VU12616

Vulnerability risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-9814

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cairo
Universal components / Libraries / Libraries used by multiple products

Vendor: cairographics

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in cairo-truetype-subset.c due to out-of-bounds read because of mishandling of an unexpected malloc(0) call. A remote attacker can cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cairo: 1.15.2 - 1.15.6

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External links
https://bugs.freedesktop.org/show_bug.cgi?id=101547

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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.