CVE-2023-36328
Publication date 1 September 2023
Last updated 27 June 2025
Ubuntu priority
Description
Integer Overflow vulnerability in mp_grow in libtom libtommath before commit beba892bc0d4e4ded4d667ab1d2a94f4d75109a9, allows attackers to execute arbitrary code and cause a denial of service (DoS).
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| libtommath | ||
| 22.04 LTS jammy |
Fixed 1.2.0-6ubuntu0.22.04.1
|
|
| 20.04 LTS focal |
Fixed 1.2.0-3ubuntu0.1
|
|
| 18.04 LTS bionic |
Fixed 1.0.1-1ubuntu0.1~esm1
|
|
| 16.04 LTS xenial |
Fixed 0.42.0-1.2ubuntu0.1~esm1
|
|
| 14.04 LTS trusty | Ignored end of standard support |
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| Parameter | Value |
|---|---|
| Base score |
9.8 · Critical
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-6402-1
- LibTomMath vulnerability
- 2 October 2023
- USN-6402-2
- LibTomMath vulnerability
- 27 November 2023