# CVE-2017-5731: ovmf: Bounds checking in Tianocompress before November 7, 2017 may allow an authenticated user to potentially enable an esc...

CVE-2017-5731 is fixed in 4 products on 1 platform, first by ovmf 0~20180205.c0d9813c-2ubuntu0.3+esm1, released October 28, 2019. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2017-5731
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0039
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 28, 2019

## Description

Bounds checking in Tianocompress before November 7, 2017 may allow an authenticated user to potentially enable an escalation of privilege via local access.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ovmf Ubuntu 18.04.6 LTS (bionic) | 0~20180205.c0d9813c-2ubuntu0.3+esm1 | [ovmf 0~20180205.c0d9813c-2ubuntu0.3+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ovmf-0-20180205.c0d9813c-2ubuntu0.3-esm1.md) | Oct 28, 2019 |
| Linux | qemu-efi Ubuntu 18.04.6 LTS (bionic) | 0~20180205.c0d9813c-2ubuntu0.3+esm1 | [qemu-efi 0~20180205.c0d9813c-2ubuntu0.3+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-efi-0-20180205.c0d9813c-2ubuntu0.3-esm1.md) | Oct 28, 2019 |
| Linux | qemu-efi-aarch64 Ubuntu 18.04.6 LTS (bionic) | 0~20180205.c0d9813c-2ubuntu0.3+esm1 | [qemu-efi-aarch64 0~20180205.c0d9813c-2ubuntu0.3+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-efi-aarch64-0-20180205.c0d9813c-2ubuntu0.3-esm1.md) | Oct 28, 2019 |
| Linux | qemu-efi-arm Ubuntu 18.04.6 LTS (bionic) | 0~20180205.c0d9813c-2ubuntu0.3+esm1 | [qemu-efi-arm 0~20180205.c0d9813c-2ubuntu0.3+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-qemu-efi-arm-0-20180205.c0d9813c-2ubuntu0.3-esm1.md) | Oct 28, 2019 |

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