CVE-2026-80984 net/smc: do not dereference an unset send buffer on the SMC-D teardown path

In the Linux kernel, the following vulnerability has been resolved: net/smc: do not dereference an unset send buffer on the SMC-D teardown path smcclosestreamwait calls smctxpreparedsends from inside its skwaitevent condition, and skwaitevent evaluates that condition once with the socket lock...

CVE-2026-80984

In the Linux kernel, the following vulnerability has been resolved: net/smc: do not dereference an unset send buffer on the SMC-D teardown path smcclosestreamwait calls smctxpreparedsends from inside its skwaitevent condition, and skwaitevent evaluates that condition once with the socket lock...

EUVD-2026-76307

In the Linux kernel, the following vulnerability has been resolved: net/smc: do not dereference an unset send buffer on the SMC-D teardown path smcclosestreamwait calls smctxpreparedsends from inside its skwaitevent condition, and skwaitevent evaluates that condition once with the socket lock...

CVE-2026-80984 net/smc: do not dereference an unset send buffer on the SMC-D teardown path

In the Linux kernel, the following vulnerability has been resolved: net/smc: do not dereference an unset send buffer on the SMC-D teardown path smcclosestreamwait calls smctxpreparedsends from inside its skwaitevent condition, and skwaitevent evaluates that condition once with the socket lock...

CVE-2026-80983

CVE-2026-80983 is a socket reference count leak in the Linux kernel's SMC (Stream Mode Communication) networking module, specifically in the smc_switch_conns() function. The function calls sock_hold() before releasing lgr->conns_lock, but when smc_cdc_get_free_slot() fails (e.g., the target li...

CVE-2026-80983

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket refcount leak in smcswitchconns smcswitchconns takes a reference on the SMC socket before dropping lgr-connslock, so the connection stays alive while the CDC slot is fetched: sockhold&smc-sk;...

CVE-2026-80983 net/smc: fix socket refcount leak in smc_switch_conns()

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket refcount leak in smcswitchconns smcswitchconns takes a reference on the SMC socket before dropping lgr-connslock, so the connection stays alive while the CDC slot is fetched: sockhold&smc-sk;...

CVE-2026-80979 net/smc: unregister the connection before draining the rx tasklet

In the Linux kernel, the following vulnerability has been resolved: net/smc: unregister the connection before draining the rx tasklet smcconnfree calls smcismunsetconn only while the link group is still on its device list, and never sets conn-killed. smclgrterminatesched unlinks the group...

EUVD-2026-76302

In the Linux kernel, the following vulnerability has been resolved: net/smc: unregister the connection before draining the rx tasklet smcconnfree calls smcismunsetconn only while the link group is still on its device list, and never sets conn-killed. smclgrterminatesched unlinks the group...

CVE-2026-80947 wifi: rtl8xxxu: fix use-after-free from rx_urb_wq on stop

In the Linux kernel, the following vulnerability has been resolved: wifi: rtl8xxxu: fix use-after-free from rxurbwq on stop rtl8xxxu arms rxurbwq from the RX completion path: rtl8xxxurxcomplete hands the URB to rtl8xxxuqueuerxurb, which queues it on rxurbpendinglist and, once the list grows past...

CVE-2026-80947

CVE-2026-80947 is a use-after-free in the Linux kernel's rtl8xxxu Wi-Fi USB driver. During teardown, rtl8xxxu_stop() failed to cancel the rx_urb_wq worker, so a worker armed by active RX traffic could dereference freed priv after ieee80211_free_hw() freed it. Two races existed: schedule_work() wa...

CVE-2026-80947 wifi: rtl8xxxu: fix use-after-free from rx_urb_wq on stop

In the Linux kernel, the following vulnerability has been resolved: wifi: rtl8xxxu: fix use-after-free from rxurbwq on stop rtl8xxxu arms rxurbwq from the RX completion path: rtl8xxxurxcomplete hands the URB to rtl8xxxuqueuerxurb, which queues it on rxurbpendinglist and, once the list grows past...

EUVD-2026-76270

In the Linux kernel, the following vulnerability has been resolved: wifi: rtl8xxxu: fix use-after-free from rxurbwq on stop rtl8xxxu arms rxurbwq from the RX completion path: rtl8xxxurxcomplete hands the URB to rtl8xxxuqueuerxurb, which queues it on rxurbpendinglist and, once the list grows past...

CVE-2026-80939

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: pci: add .shutdown callback to stop rfkill polling on reboot Since the hardware rfkill polling was introduced, arm64 platforms can panic with an asynchronous SError during warm reboot: SError Interrupt on CPU8, code...

PT-2026-90378

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free flaw exists in the NFSD client teardown process. The destroy client function releases a client's open owners, but a lock owner whose only reference is a blocked lock...

PT-2026-90374

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the Linux kernel during the cleanup of revoked states in NFSv4.0. The function nfs40 clean admin revoked takes a stateid reference while holding the clp-...

PT-2026-96404

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket refcount leak in smc switch conns smc switch conns takes a reference on the SMC socket before dropping lgr-conns lock, so the connection stays alive while the CDC slot is fetched: sock hold&smc-sk; read unlock...

PT-2026-90448

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock can occur in the USB gadget functionfs module when a userspace daemon polls ep0 via a read operation while the gadget is asynchronously torn down via configfs. The issue arise...

PT-2026-96432

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent lock owner use-after-free during client teardown destroy client releases a client's open owners, but a lock owner whose only reference is a blocked lock nbl stays on cl ownerstr hashtbl. client has state does not...

PT-2026-90114

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.2.6-1.1 Description An issue exists in the SMC-D teardown path where the system may dereference an unset send buffer. This occurs because smc close stream wait invokes smc tx prepared sends within a sk wait eve...