Vulnerability-Lookup

GHSA-FVR5-4QP7-XWJC

Vulnerability from github – Published: 2024-02-27 09:31 – Updated: 2024-04-10 15:30

Details

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.

Severity

5.5 (Medium)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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  "aliases": [
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  "id": "GHSA-fvr5-4qp7-xwjc",
  "modified": "2024-04-10T15:30:32Z",
  "published": "2024-02-27T09:31:16Z",
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CVE-2021-46919 (GCVE-0-2021-46919)

Vulnerability from cvelistv5 – Published: 2024-02-27 06:53 – Updated: 2026-05-11 13:44

Title

dmaengine: idxd: fix wq size store permission state

Summary

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.

Severity

No CVSS data available.

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

Assigner

Linux

References

3 references

URL	Tags
https://git.kernel.org/stable/c/4ecf2559527320301…
https://git.kernel.org/stable/c/05b7791c4c4aa8304…
https://git.kernel.org/stable/c/0fff71c5a311e1264…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: c52ca478233c172b2d322b5241d6279a8661cbba , < 4ecf25595273203010bc8318c4aee60ad64037ae (git) Affected: c52ca478233c172b2d322b5241d6279a8661cbba , < 05b7791c4c4aa8304368fdc55ae911f6b34e7281 (git) Affected: c52ca478233c172b2d322b5241d6279a8661cbba , < 0fff71c5a311e1264988179f7dcc217fda15fadd (git)
Linux	Linux	Affected: 5.6 Unaffected: 0 , < 5.6 (semver) Unaffected: 5.10.32 , ≤ 5.10.* (semver) Unaffected: 5.11.16 , ≤ 5.11.* (semver) Unaffected: 5.12 , ≤ * (original_commit_for_fix)

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-FVR5-4QP7-XWJC

CVE-2021-46919 (GCVE-0-2021-46919)

Tags

Sightings

Nomenclature