# CVE-2021-33135: linux: Uncontrolled resource consumption in the Linux kernel drivers for Intel(R) SGX may allow an authenticated user to pot...

CVE-2021-33135 is fixed in linux on 1 platform, first by DEBIAN-CVE-2021-33135, released May 12, 2022. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2021-33135
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0028
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 12, 2022

## Description

Uncontrolled resource consumption in the Linux kernel drivers for Intel(R) SGX may allow an authenticated user to potentially enable denial of service via local access.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 5.16.18-1 | [DEBIAN-CVE-2021-33135](https://patchblox.com/security/data/fix/linux/debian-cve-2021-33135.md) | May 12, 2022 |
| Linux | linux Debian 13.5 (trixie) | 5.16.18-1 | [DEBIAN-CVE-2021-33135](https://patchblox.com/security/data/fix/linux/debian-cve-2021-33135.md) | May 12, 2022 |
| Linux | linux Debian 14 | 5.16.18-1 | [DEBIAN-CVE-2021-33135](https://patchblox.com/security/data/fix/linux/debian-cve-2021-33135.md) | May 12, 2022 |

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Data as of 2026-11-08T19:12:23Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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