io_uring/zcrx: fix page array leak
Summary
| CVE | CVE-2026-23263 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-03-18 18:16:24 UTC |
| Updated | 2026-03-19 13:25:00 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: io_uring/zcrx: fix page array leak d9f595b9a65e ("io_uring/zcrx: fix leaking pages on sg init fail") fixed a page leakage but didn't free the page array, release it as well. |
Risk And Classification
EPSS: 0.000190000 probability, percentile 0.056320000 (date 2026-05-28)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected b84621d96ee0221e0bfbf9f477bbec7a5077c464 64cf3016234ce8a6e4195ed1b2d9e2a1ae41b57d git | Not specified |
| CNA | Linux | Linux | affected b84621d96ee0221e0bfbf9f477bbec7a5077c464 0ae91d8ab70922fb74c22c20bedcb69459579b1c git | Not specified |
| CNA | Linux | Linux | affected 6.17 | Not specified |
| CNA | Linux | Linux | unaffected 6.17 semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.10 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.19 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/64cf3016234ce8a6e4195ed1b2d9e2a1ae41b57d | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/0ae91d8ab70922fb74c22c20bedcb69459579b1c | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.