wifi: rtw89: fix potential zero beacon interval in beacon tracking (Linux Linux)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.12 % · percentile 2 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Linux
- NVD status
- Analyzed
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: fix potential zero beacon interval in beacon tracking During fuzz testing, it was discovered that bss_conf->beacon_int might be zero, which could result in a division by zero error in subsequent calculations. Set a default value of 100 TU if the interval is zero to ensure stability.
Weaknesses (CWE)
- CWE-369 — Divide By Zero
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2026-27664
- GCVE · GCVE-0-2026-43267
CERT-FR advisories
- CERTFR-2026-AVI-0558 — Multiples vulnérabilités dans Microsoft Azure Linux · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.18 < 6.18.16cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.19 < 6.19.6
Affected products
| Product | Versions |
|---|---|
| Linux · Linux | affected d360551f265e3c942ce06cd6f4d2f7f67741bcbd < 1260bee01493126cf9c872b6ca2af261173baa6d ; affected d360551f265e3c942ce06cd6f4d2f7f67741bcbd < e00c9a4ec84c0bb067833b34202f457badbbc1c1 ; affected d360551f265e3c942ce06cd6f4d2f7f67741bcbd < eb57be32f438c57c88d6ce756101c1dfbcc03bba |
| Linux · Linux | affected 6.18 ; unaffected 0 < 6.18 ; unaffected 6.18.16 ≤ 6.18.* ; unaffected 6.19.6 ≤ 6.19.* ; unaffected 7.0 ≤ * |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |