CVE-2025-21760
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
ndisc: extend RCU protection in ndisc_send_skb()
In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndisc_send_skb() ndisc_send_skb() can be called without RTNL or RCU held. Acquire rcu_read_lock() earlier, so that we can use dev_net_rcu() and avoid a potential UAF.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 1762f7e88eb34f653b4a915be99a102e347dd45e | affected | git | 10a1f3fece2f0d23a3a618b72b2b4e6f408ef7d1 | Unavailable | None listed |
| 1762f7e88eb34f653b4a915be99a102e347dd45e | affected | git | 4d576202b90b1b95a7c428a80b536f91b8201bcc | Unavailable | None listed |
| 1762f7e88eb34f653b4a915be99a102e347dd45e | affected | git | e24d225e4cb8cf108bde00b76594499b98f0a74d | Unavailable | None listed |
| 1762f7e88eb34f653b4a915be99a102e347dd45e | affected | git | a9319d800b5701e7f5e3fa71a5b7c4831fc20d6d | Unavailable | None listed |
| 1762f7e88eb34f653b4a915be99a102e347dd45e | affected | git | ae38982f521621c216fc2f5182cd091f4734641d | Unavailable | None listed |
| 1762f7e88eb34f653b4a915be99a102e347dd45e | affected | git | 789230e5a8c1097301afc802e242c79bc8835c67 | Unavailable | None listed |
| 1762f7e88eb34f653b4a915be99a102e347dd45e | affected | git | 04e05112f10354ffc3bb6cc796d553bab161594c | Unavailable | None listed |
| 1762f7e88eb34f653b4a915be99a102e347dd45e | affected | git | ed6ae1f325d3c43966ec1b62ac1459e2b8e45640 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.6.26 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 2.6.26 | Unavailable | None listed |
| 5.4.291 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.235 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.179 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.129 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.79 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.16 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.13.4 | unaffected | semver | Unavailable | 6.13.* | None listed |
| 6.14 | unaffected | original_commit_for_fix | Unavailable | * | None listed |