CVE-2021-47223

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null pointer dereference due to lockless access in the tunnel egress path. When deleting a vlan tunnel the tunneldst pointer is set to NULL...

SUSE CVE-2021-47223

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null pointer dereference due to lockless access in the tunnel egress path. When deleting a vlan tunnel the tunneldst pointer is set to NULL...

SUSE CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...

SUSE CVE-2021-47225

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix deadlock in AP/VLAN handling Syzbot reports that when you have APVLAN interfaces that are up and close the AP interface they belong to, we get a deadlock. No surprise - since we devclose them with the wiphy mutex...

CVE-2021-47223

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null pointer dereference due to lockless access in the tunnel egress path. When deleting a vlan tunnel the tunneldst pointer is set to NULL...

DEBIAN-CVE-2021-47223

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null pointer dereference due to lockless access in the tunnel egress path. When deleting a vlan tunnel the tunneldst pointer is set to NULL...

DEBIAN-CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...

CVE-2021-47225

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix deadlock in AP/VLAN handling Syzbot reports that when you have APVLAN interfaces that are up and close the AP interface they belong to, we get a deadlock. No surprise - since we devclose them with the wiphy mutex...

CVE-2021-47223

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null pointer dereference due to lockless access in the tunnel egress path. When deleting a vlan tunnel the tunneldst pointer is set to NULL...

CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...

CVE-2021-47225

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix deadlock in AP/VLAN handling Syzbot reports that when you have APVLAN interfaces that are up and close the AP interface they belong to, we get a deadlock. No surprise - since we devclose them with the wiphy mutex...

CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...

CVE-2021-47225

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix deadlock in AP/VLAN handling Syzbot reports that when you have APVLAN interfaces that are up and close the AP interface they belong to, we get a deadlock. No surprise - since we devclose them with the wiphy mutex...

UBUNTU-CVE-2021-47225

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix deadlock in AP/VLAN handling Syzbot reports that when you have APVLAN interfaces that are up and close the AP interface they belong to, we get a deadlock. No surprise - since we devclose them with the wiphy mutex...

CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...

UBUNTU-CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...

CVE-2021-47223

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null pointer dereference due to lockless access in the tunnel egress path. When deleting a vlan tunnel the tunneldst pointer is set to NULL...

UBUNTU-CVE-2021-47223

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null pointer dereference due to lockless access in the tunnel egress path. When deleting a vlan tunnel the tunneldst pointer is set to NULL...

CVE-2021-47225

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix deadlock in AP/VLAN handling Syzbot reports that when you have APVLAN interfaces that are up and close the AP interface they belong to, we get a deadlock. No surprise - since we devclose them with the wiphy mutex...

CVE-2021-47225

Linux kernel mac80211 deadlock when AP_VLANs are up and the AP interface is closed. Root cause: dev_close() held the wiphy mutex triggers netdev cfg80211 notifier to re-acquire the wiphy mutex. Fixes described: (1) prevent changing iftype while AP_VLANs are up; (2) move the dev_close() loop over ...