CVE-2026-43074
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
eventpoll: defer struct eventpoll free to RCU grace period
In the Linux kernel, the following vulnerability has been resolved: eventpoll: defer struct eventpoll free to RCU grace period In certain situations, ep_free() in eventpoll.c will kfree the epi->ep eventpoll struct while it still being used by another concurrent thread. Defer the kfree() to an RCU callback to prevent 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) |
|---|---|---|---|---|---|
| f2451def095c1743adcfcb0cb5dadc86034e162a | affected | git | 902120be4f44947df6311002addc7faf69bdbff1 | Unavailable | None listed |
| a1f93804449d13f97dabd4b996817de4bf1ed67a | affected | git | a6d57084372161f86660bc4607784420e00efe2c | Unavailable | None listed |
| 58c9b016e12855286370dfb704c08498edbc857a | affected | git | a6566cd33f6f967a7651ebf2ce0dd31572e319cf | Unavailable | None listed |
| 58c9b016e12855286370dfb704c08498edbc857a | affected | git | 5b1173b165421561db29f30afc7e97d940a398a9 | Unavailable | None listed |
| 58c9b016e12855286370dfb704c08498edbc857a | affected | git | 7e8083f5eeedab0f460063b9c2c14c9a4e71a427 | Unavailable | None listed |
| 58c9b016e12855286370dfb704c08498edbc857a | affected | git | ae0bb9c1fb7c2594519aeeb096cf2c3b7837b322 | Unavailable | None listed |
| 58c9b016e12855286370dfb704c08498edbc857a | affected | git | 07712db80857d5d09ae08f3df85a708ecfc3b61f | 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) |
|---|---|---|---|---|---|
| 6.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 6.4 | Unavailable | None listed |
| 6.6.136 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.83 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.24 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 6.19.14 | unaffected | semver | Unavailable | 6.19.* | None listed |
| 7.0 | unaffected | original_commit_for_fix | Unavailable | * | None listed |