In the Linux kernel, the following vulnerability has been resolved:
neighbour: use RCU protection in _neighnotify()
_neighnotify() can be called without RTNL or RCU protection.
Use RCU protection to avoid potential UAF.
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"cna_assigner": "Linux"
}[
{
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"digest": {
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"signature_version": "v1",
"id": "CVE-2025-21763-261dc5c6",
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"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@cdd5c2a12ddad8a77ce1838ff9f29aa587de82df",
"target": {
"file": "net/core/neighbour.c",
"function": "__neigh_notify"
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