# CVE-2026-74423: linux: In the Linux kernel, the following vulnerability has been resolved:  accel/amdxdna: Fix leak when pinning ubuf pages...

CVE-2026-74423 is fixed in linux on 1 platform by DEBIAN-CVE-2026-74423 (version 7.1.5-1), released August 15, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-74423
- Priority: Routine
- CVSS: n/a
- EPSS: 0.0021
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 15, 2026

## Description

In the Linux kernel, the following vulnerability has been resolved:  accel/amdxdna: Fix leak when pinning ubuf pages  When pin_user_pages_fast() returns fewer pages than requested, the pages that were successfully pinned are not released, leading to a leak.  Fix this by unpinning any partially pinned pages before returning failure.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 14 | 7.1.5-1 | [DEBIAN-CVE-2026-74423](https://patchblox.com/security/data/fix/linux/debian-cve-2026-74423.md) | Aug 15, 2026 |

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Data as of 2026-11-09T07:25:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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