CVE-2026-23001
In the Linux kernel, the following vulnerability has been resolved:
macvlan: fix possible UAF in macvlan_forward_source()
Add RCU protection on (struct macvlan_source_entry)->vlan.
Whenever macvlan_hash_del_source() is called, we must clear
entry->vlan pointer before RCU grace period starts.
This allows macvlan_forward_source() to skip over
entries queued for freeing.
Note that macvlan_dev are already RCU protected, as they
are embedded in a standard netdev (netdev_priv(ndev)).
https: //lore.kernel.org/netdev/695fb1e8.050a0220.1c677c.039f.GAE@google.com/T/#u
macvlan: fix possible UAF in macvlan_forward_source()
Add RCU protection on (struct macvlan_source_entry)->vlan.
Whenever macvlan_hash_del_source() is called, we must clear
entry->vlan pointer before RCU grace period starts.
This allows macvlan_forward_source() to skip over
entries queued for freeing.
Note that macvlan_dev are already RCU protected, as they
are embedded in a standard netdev (netdev_priv(ndev)).
https: //lore.kernel.org/netdev/695fb1e8.050a0220.1c677c.039f.GAE@google.com/T/#u
Vendor
Product
CWE
Yayın Tarihi
2026-01-25 15:15:54
Güncelleme
2026-03-25 19:23:11
Source Identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
KEV Date Added
-
Kategoriler
Referanslar
https://git.kernel.org/stable/c/15f6faf36e162532bec5cc05eb3fc622108bf2ed
https://git.kernel.org/stable/c/232afc74a6dde0fe1830988e5827921f5ec9bb3f
https://git.kernel.org/stable/c/484919832e2db6ce1e8add92c469e5d459a516b5
https://git.kernel.org/stable/c/6dbead9c7677186f22b7981dd085a0feec1f038e
https://git.kernel.org/stable/c/7470a7a63dc162f07c26dbf960e41ee1e248d80e
https://git.kernel.org/stable/c/8133e85b8a3ec9f10d861e0002ec6037256e987e
https://git.kernel.org/stable/c/8518712a2ca952d6da2238c6f0a16b4ae5ea3f13