CVE-2022-47516
Publication date 18 December 2022
Last updated 25 August 2025
Ubuntu priority
Description
An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service (daemon crash) via a crafted UDP message that leads to a failure of the libsofia-sip-ua/tport/tport.c self assertion.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| sofia-sip | ||
| 22.04 LTS jammy |
Fixed 1.12.11+20110422.1-2.1+deb10u3ubuntu0.22.04.1
|
|
| 20.04 LTS focal |
Fixed 1.12.11+20110422.1-2.1+deb10u3ubuntu0.20.04.1
|
|
| 18.04 LTS bionic |
Fixed 1.12.11+20110422.1-2.1+deb10u3build0.18.04.1
|
|
| 16.04 LTS xenial |
Fixed 1.12.11+20110422.1-2.1+deb10u3ubuntu0.16.04.1~esm1
|
|
| 14.04 LTS trusty | Ignored end of standard support |
Get expanded security coverage with Ubuntu Pro
Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.
Get Ubuntu Pro 30-day free trialSeverity score breakdown
| Parameter | Value |
|---|---|
| Base score |
7.5 · High
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-5932-1
- Sofia-SIP vulnerabilities
- 7 March 2023