In the Linux kernel, the following vulnerability has been resolved:
wifi: mt76: mt7925: fix crash in reset link replay
During reset recovery, mt7925_vif_connect_iter() replays firmware state for links tracked in mvif->valid_links. After MLO link changes or MCU timeout recovery, the driver bitmap can temporarily contain a link whose mac80211 bss_conf has already gone away.
This can pass a NULL bss_conf to mt76_connac_mcu_uni_add_dev(), matching the crash where x1, the second argument, is NULL:
pc : mt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib] lr : mt7925_vif_connect_iter+0x9c/0x168 [mt7925_common] x2 : ffffff80a77f6018 x1 : 0000000000000000 x0 : ffffff8099402080 Call trace: mt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib] mt7925_vif_connect_iter+0x9c/0x168 [mt7925_common] mt7925_mac_reset_work+0x264/0x2f8 [mt7925_common]
Skip missing bss_conf entries before replaying the link. Non-MLO AP/STA reset replay is unchanged because the helper still returns &vif->bss_conf for the legacy link.
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux-6.12Upgrade linux | Aug 11, 2026 | Aug 11, 2026 |
| Redhat_linux | — | No solution existsUpgrade kernelUpgrade kernel-rt | Aug 17, 2026 | Aug 10, 2026 |
| Rocky_linux | — | Upgrade kernel-debug-uki-virtUpgrade kernel-debug-modulesUpgrade kernel-debug-modules-coreUpgrade kernel-debug-devel-matchedUpgrade kernel-rt-debug-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-zfcpdump-develUpgrade kernel-modules-coreUpgrade kernel-rt-develUpgrade kernel-debug-modules-extraUpgrade kernel-rt-coreUpgrade python3-perfUpgrade kernel-tools-libs-develUpgrade kernel-tools-libsUpgrade rtlaUpgrade kernel-modules-extra-matchedUpgrade python3-perf-debuginfoUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-rt-modules-extraUpgrade kernel-debugUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-rt-debug-coreUpgrade kernel-debuginfoUpgrade kernel-debug-develUpgrade kernelUpgrade kernel-rt-debug-modulesUpgrade kernel-zfcpdumpUpgrade kernel-zfcpdump-coreUpgrade kernel-debug-coreUpgrade perf-debuginfoUpgrade kernel-uki-virt-addonsUpgrade kernel-debug-debuginfoUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-toolsUpgrade kernel-develUpgrade kernel-rt-modules-coreUpgrade kernel-rt-debuginfoUpgrade kernel-rt-debug-develUpgrade kernel-modules-extraUpgrade rvUpgrade libperfUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rt-debug-modules-coreUpgrade kernel-debuginfo-common-s390xUpgrade kernel-coreUpgrade kernel-rt-debugUpgrade kernel-devel-matchedUpgrade kernel-zfcpdump-modulesUpgrade kernel-rt-modulesUpgrade kernel-rtUpgrade kernel-modulesUpgrade kernel-uki-virtUpgrade libperf-debuginfoUpgrade perf | Sep 15, 2026 | Sep 10, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Aug 17, 2026 | Aug 10, 2026 |
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