CVE-2023-1390
7.5
HIGH
CVSS 3.1
EPSS 5.1%
Description
A remote denial of service vulnerability was found in the Linux kernel’s TIPC kernel module. The while loop in tipc_link_xmit() hits an unknown state while attempting to parse SKBs, which are not in the queue. Sending two small UDP packets to a system with a UDP bearer results in the CPU utilization for the system to instantly spike to 100%, causing a denial of service condition.
How to fix CVE-2023-1390
To remediate CVE-2023-1390, upgrade the affected package to a fixed version below.
- —upgrade to 5.10.12-1 or later
Is CVE-2023-1390 being exploited?
Moderate — EPSS is 5.1%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 5.10.12-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |