CVE-2024-42861
Publication date 23 September 2024
Last updated 11 July 2025
Ubuntu priority
Description
An issue in IEEE 802.1AS linuxptp v.4.2 and before allowing a remote attacker to cause a denial of service via a crafted Pdelay_Req message to the time synchronization function
Read the notes from the security team
Why is this CVE negligible priority?
The upstream linuxptp developers do not consider there to be a credible vulnerability in this report.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| linuxptp | 25.10 questing |
Needs evaluation
|
| 25.04 plucky |
Needs evaluation
|
|
| 24.04 LTS noble |
Needs evaluation
|
|
| 22.04 LTS jammy |
Needs evaluation
|
|
| 20.04 LTS focal |
Needs evaluation
|
|
| 18.04 LTS bionic |
Needs evaluation
|
|
| 16.04 LTS xenial |
Needs evaluation
|
Notes
alexmurray
Disputed by the upstream project https://lists.nwtime.org/sympa/arc/linuxptp-devel/2024-09/msg00080.html
Severity 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 |