libpango in Pango 1.40.8 through 1.42.3, as used in hexchat and other products, allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via crafted text with invalid Unicode sequences.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2018-15120 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue did not affect the versions of pango as shipped with Red Hat Enterprise Linux 5, 6, and 7 as they did not include support for emojis.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 4.3 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | Low |
| Platform | Package | State |
|---|---|---|
| Red Hat OpenShift Enterprise 3 | pango | Not affected |
| Red Hat Enterprise Linux 7 | pango | Not affected |
| Red Hat Enterprise Linux 6 | pango | Not affected |
| Red Hat Enterprise Linux 5 | pango | Not affected |
Vulmon