CVE-2026-31441dmaengine: idxd: Fix memory leak when a wq is reset
- 5.5MediumCVSS base score
- 0.13%Exploitation in 30 daysEPSS · top 98% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix memory leak when a wq is reset idxd_wq_disable_cleanup() which is called from the reset path for a workqueue, sets the wq type to NONE, which for other parts of the driver mean that the wq is empty (all its resources were released). Only set the wq type to NONE after its resources are released.
Timeline
ID reserved
By Linux
- 44 days later
· 44 days later
Published
- 7 months later
· 7 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.13% · top 98% of all CVEs (15 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected da32b28c95a79e399e18c03f8178f41aec9c66e4 – < a16098a2f0c11ee5e04e23aa7478ca1fcfb0f658
- affected da32b28c95a79e399e18c03f8178f41aec9c66e4 – < 54d77cc0c40ca2f894859dc7b3c52997574f1a2a
- affected da32b28c95a79e399e18c03f8178f41aec9c66e4 – < 39c1504e0e76bcfb93991fd94288a83e05d13b51
- affected da32b28c95a79e399e18c03f8178f41aec9c66e4 – < a9e7815d38629bcf59d3005001f1f315424a58de
- affected da32b28c95a79e399e18c03f8178f41aec9c66e4 – < 0c3d3ac57e3c52b570b8c695903306bff07e04c8
- affected da32b28c95a79e399e18c03f8178f41aec9c66e4 – < d9cfb5193a047a92a4d3c0e91ea4cc87c8f7c478
- affected 2a2df2bd10de44c3804661ed15157817c12d6291
- affected 5.7.10 – < 5.8
- affected 5.8
- unaffected < 5.8
- unaffected 6.1.168 – ≤ 6.1.*
- unaffected 6.6.131 – ≤ 6.6.*
- unaffected 6.12.80 – ≤ 6.12.*
- unaffected 6.18.21 – ≤ 6.18.*
- unaffected 6.19.11 – ≤ 6.19.*
- unaffected 7.0 – ≤ *
References
References9
- https://git.kernel.org/stable/c/a16098a2f0c11ee5e04e23aa7478ca1fcfb0f658 (opens in a new tab)
- https://git.kernel.org/stable/c/54d77cc0c40ca2f894859dc7b3c52997574f1a2a (opens in a new tab)
- https://git.kernel.org/stable/c/39c1504e0e76bcfb93991fd94288a83e05d13b51 (opens in a new tab)
- https://git.kernel.org/stable/c/a9e7815d38629bcf59d3005001f1f315424a58de (opens in a new tab)
- https://git.kernel.org/stable/c/0c3d3ac57e3c52b570b8c695903306bff07e04c8 (opens in a new tab)
- https://git.kernel.org/stable/c/d9cfb5193a047a92a4d3c0e91ea4cc87c8f7c478 (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-24771 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-31441)Record last updated .