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CVE-2025-21763

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CVE-2025-21763

Published: Feb 27, 2025

Modified: May 12, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: neighbour: use RCU protection in __neigh_notify() __neigh_notify() can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF.

VendorProductVersions

Linux

Linux

affected
426b5303eb435d98b9bee37a807be386bc2b3320 - < e1aed6be381bcd7f46d4ca9d7ef0f5f3d6a1be32
affected
426b5303eb435d98b9bee37a807be386bc2b3320 - < 8666e9aab801328c1408a19fbf4070609dc0695a
affected
426b5303eb435d98b9bee37a807be386bc2b3320 - < 40d8f2f2a373b6c294ffac394d2bb814b572ead1
affected
426b5303eb435d98b9bee37a807be386bc2b3320 - < 784eb2376270e086f7db136d154b8404edacf97b
affected
426b5303eb435d98b9bee37a807be386bc2b3320 - < 1cbb2aa90cd3fba15ad7efb5cdda28f3d1082379

+3 more versions

Linux

Linux

affected
2.6.25
unaffected
0 - < 2.6.25
unaffected
5.4.291 - <= 5.4.*
unaffected
5.10.235 - <= 5.10.*
unaffected
5.15.179 - <= 5.15.*

+5 more versions

References

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