CVE-2018-20534
Publication date 28 December 2018
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
** DISPUTED ** There is an illegal address access at ext/testcase.c in libsolv.a in libsolv through 0.7.2 that will cause a denial of service. NOTE: third parties dispute this issue stating that the issue affects the test suite and not the underlying library. It cannot be exploited in any real-world application.
From the Ubuntu Security Team
It was discovered that libsolv incorrectly handled certain malformed input. An attacker could use this issue to cause libsolv to crash, resulting in a denial of service.
Status
Package | Ubuntu Release | Status |
---|---|---|
libsolv | ||
22.04 LTS jammy |
Fixed 0.6.5-2ubuntu1
|
|
20.04 LTS focal |
Fixed 0.6.5-2ubuntu1
|
|
18.04 LTS bionic |
Fixed 0.6.30-1ubuntu0.1~esm1
|
|
16.04 LTS xenial |
Fixed 0.6.11-1.1ubuntu0.1~esm1
|
|
14.04 LTS trusty | Not in release |
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Get Ubuntu ProSeverity score breakdown
Parameter | Value |
---|---|
Base score |
|
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-3916-1
- libsolv vulnerabilities
- 22 March 2019
- USN-4851-1
- Libsolv vulnerabilities
- 15 March 2021