CVE-2021-46919
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
dmaengine: idxd: fix wq size store permission state
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq size store permission state WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device state.
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) |
|---|---|---|---|---|---|
| c52ca478233c172b2d322b5241d6279a8661cbba | affected | git | 4ecf25595273203010bc8318c4aee60ad64037ae | Unavailable | None listed |
| c52ca478233c172b2d322b5241d6279a8661cbba | affected | git | 05b7791c4c4aa8304368fdc55ae911f6b34e7281 | Unavailable | None listed |
| c52ca478233c172b2d322b5241d6279a8661cbba | affected | git | 0fff71c5a311e1264988179f7dcc217fda15fadd | 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) |
|---|---|---|---|---|---|
| 5.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.6 | Unavailable | None listed |
| 5.10.32 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.11.16 | unaffected | semver | Unavailable | 5.11.* | None listed |
| 5.12 | unaffected | original_commit_for_fix | Unavailable | * | None listed |