# CVE-2026-43396: linux: In the Linux kernel, the following vulnerability has been resolved:  drm/xe/sync: Fix user fence leak on alloc failur...

CVE-2026-43396 is fixed in linux on 1 platform by DEBIAN-CVE-2026-43396 (version 6.19.10-1), released May 15, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-43396
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0012
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 8, 2026

## Description

In the Linux kernel, the following vulnerability has been resolved:  drm/xe/sync: Fix user fence leak on alloc failure  When dma_fence_chain_alloc() fails, properly release the user fence reference to prevent a memory leak.  (cherry picked from commit a5d5634cde48a9fcd68c8504aa07f89f175074a0)

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 14 | 6.19.10-1 | [DEBIAN-CVE-2026-43396](https://patchblox.com/security/data/fix/linux/debian-cve-2026-43396.md) | May 15, 2026 |

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Data as of 2026-11-08T00:53:09Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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