CVE-2025-21791
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)
vrf: use RCU protection in l3mdev_l3_out()
In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdev_l3_out() l3mdev_l3_out() can be called without RCU being held: raw_sendmsg() ip_push_pending_frames() ip_send_skb() ip_local_out() __ip_local_out() l3mdev_ip_out() Add rcu_read_lock() / rcu_read_unlock() pair to 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) |
|---|---|---|---|---|---|
| a8e3e1a9f02094145580ea7920c6a1d9aabd5539 | affected | git | 6ccaa5797f5362a2aad6baa6ddaf4715ac2dd51e | Unavailable | None listed |
| a8e3e1a9f02094145580ea7920c6a1d9aabd5539 | affected | git | 20a3489b396764cc9376e32a9172bee26a89dc3b | Unavailable | None listed |
| a8e3e1a9f02094145580ea7920c6a1d9aabd5539 | affected | git | 5bb4228c32261d06e4fbece37ec3828bcc005b6b | Unavailable | None listed |
| a8e3e1a9f02094145580ea7920c6a1d9aabd5539 | affected | git | c7574740be8ce68a57d0aece24987b9be2114c3c | Unavailable | None listed |
| a8e3e1a9f02094145580ea7920c6a1d9aabd5539 | affected | git | c40cb5c03e37552d6eff963187109e2c3f78ef6f | Unavailable | None listed |
| a8e3e1a9f02094145580ea7920c6a1d9aabd5539 | affected | git | 022cac1c693add610ae76ede03adf4d9d5a2cf21 | Unavailable | None listed |
| a8e3e1a9f02094145580ea7920c6a1d9aabd5539 | affected | git | 7b81425b517accefd46bee854d94954f5c57e019 | Unavailable | None listed |
| a8e3e1a9f02094145580ea7920c6a1d9aabd5539 | affected | git | 6d0ce46a93135d96b7fa075a94a88fe0da8e8773 | 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) |
|---|---|---|---|---|---|
| 4.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 4.9 | 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 |