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CVE-2025-21763

neighbour: use RCU protection in __neigh_notify() PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 426b5303eb435d98b9bee37a807be386bc2b3320 before e1aed6be381bcd7f46d4ca9d7ef0f5f3d6a1be32; affected 426b5303eb435d98b9bee37a807be386bc2b3320 before 8666e9aab801328c1408a19fbf4070609dc0695a; affected 426b5303eb435d98b9bee37a807be386bc2b3320 before 40d8f2f2a373b6c294ffac394d2bb814b572ead1; affected 426b5303eb435d98b9bee37a807be386bc2b3320 before 784eb2376270e086f7db136d154b8404edacf97b; affected 426b5303eb435d98b9bee37a807be386bc2b3320 before 1cbb2aa90cd3fba15ad7efb5cdda28f3d1082379; affected 426b5303eb435d98b9bee37a807be386bc2b3320 before cdd5c2a12ddad8a77ce1838ff9f29aa587de82df; affected 426b5303eb435d98b9bee37a807be386bc2b3320 before 559307d25235e24b5424778c7332451b6c741159; affected 426b5303eb435d98b9bee37a807be386bc2b3320 before becbd5850c03ed33b232083dd66c6e38c0c0e569
Linux / Linuxaffected 2.6.25; unaffected 0 before 2.6.25; unaffected 5.4.291 through 5.4.*; unaffected 5.10.235 through 5.10.*; unaffected 5.15.179 through 5.15.*; unaffected 6.1.129 through 6.1.*; unaffected 6.6.79 through 6.6.*; unaffected 6.12.16 through 6.12.*; unaffected 6.13.4 through 6.13.*; unaffected 6.14 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.

siemens-SADP

No English description supplied.