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 RF…
Low CVSS 3.3
Summary
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.
In-depth triage
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
Sources
- NVD DATABASE
Original Links
- https://arxiv.org/abs/2209.12993
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.9 Release Notes
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c2c8f03a5ab7cb04ec64724d7d176d00bcc91e5 Mailing List
- https://github.com/0xkol/rfc6056-device-tracker
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://www.debian.org/security/2022/dsa-5173
- https://arxiv.org/abs/2209.12993
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.9 Release Notes
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c2c8f03a5ab7cb04ec64724d7d176d00bcc91e5 Mailing List
- https://github.com/0xkol/rfc6056-device-tracker
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://www.debian.org/security/2022/dsa-5173
- https://cert-portal.siemens.com/productcert/html/ssa-419740.html
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
Timeline
- nvd_ingest NVD