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THREAT OPS › Threat News › [NVD] CVE-2026-64568 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix unsol_bcast_probe_resp double free on alloc failure ieee80211_set_unsol_bcast_probe_resp() calls kfree_rcu() on the old template before allocating the replacement. If the kzalloc() then fail

[NVD] CVE-2026-64568 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix unsol_bcast_probe_resp double free on alloc failure ieee80211_set_unsol_bcast_probe_resp() calls kfree_rcu() on the old template before allocating the replacement. If the kzalloc() then fail

mednvdPublished 2026-08-05

CVE-2026-64568 CVSS: 7.8 HIGH Published: 2026-08-05T08:16:36.423

In the Linux kernel, the following vulnerability has been resolved:

wifi: mac80211: fix unsol_bcast_probe_resp double free on alloc failure

ieee80211_set_unsol_bcast_probe_resp() calls kfree_rcu() on the old template before allocating the replacement. If the kzalloc() then fails, it returns -ENOMEM while link->u.ap.unsol_bcast_pro

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-64568