CVE-2026-68406
CVE-2026-68406: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
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Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium5.5
Medium [CVE-2026-68406] validate PMSR FTM preamble range
CVE-2026-68406Source published Source updated
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: validate PMSR FTM preamble range PMSR FTM request parsing accepts preamble values outside the enumerated nl80211 preamble range. Reject out-of-range values before using them in the parser capability bit test using the policy. [drop unnecessary check] A flaw was found in the `cfg80211` component of the Linux kernel's Wi-Fi subsystem. An attacker could exploit this by providing malformed input, potentially leading to unexpected system behavior or resource exhaustion. This issue affects the cfg80211 Wi-Fi configuration layer. PMSR FTM request parsing accepted preamble values outside the nl80211 enumerated range, which could lead to out-of-bounds access in capability bit tests. Exploitation requires a local…
- Affected products in this advisory
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 8
- Red Hat package: kernel-rt
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- kernel-0:5.14.0-687.47.1.el9_8
- RHSA-2026:67150
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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