CVE-2022-32296
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2022-32296
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-32296.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2022-32296
- Downstream
- Related
- Published
- 2022-06-05T22:15:08Z
- Modified
- 2025-08-09T19:01:28Z
- Severity
-
- 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
The Linux kernel before 5.17.9 allows TCP servers to identify clients by observing what source ports are used. This occurs because of use of Algorithm 4 ("Double-Hash Port Selection Algorithm") of RFC 6056.
- References
-
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.9
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c2c8f03a5ab7cb04ec64724d7d176d00bcc91e5
- https://www.debian.org/security/2022/dsa-5173
- https://github.com/0xkol/rfc6056-device-tracker
- https://arxiv.org/abs/2209.12993
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html