CVE-2022-33743
7.8
HIGH
CVSS 3.1
EPSS 0.11%
Description
network backend may cause Linux netfront to use freed SKBs While adding logic to support XDP (eXpress Data Path), a code label was moved in a way allowing for SKBs having references (pointers) retained for further processing to nevertheless be freed.
How to fix CVE-2022-33743
To remediate CVE-2022-33743, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.15.4-r0 or later
- —upgrade to 5.10.127-2 or later
Is CVE-2022-33743 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.15.4-r0
- from 0, < 5.10.127-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |