Security Advisory

This security advisory describes one low risk vulnerability.

1) NULL pointer dereference

Severity: Low

CVSSv3:
3.8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID:
CVE-2018-6942

CWE-ID:
CWE-476 – NULL Pointer Dereference

Exploit availability:
No

Description

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

The weakness exists in the Ins_GETVARIATION() function within ttinterp.c due to NULL pointer dereference. A remote attacker can trick the victim into opening a specially crafted font file and cause the service to crash.

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse:
15.1

CPE

External links

https://lists.opensuse.org/opensuse-security-announce/2020-05/msg00054.html

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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