# ELSA-2020-5996: Security update for 9 packages

ELSA-2020-5996, released December 15, 2020, fixes 7 CVEs across 9 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/elsa-2020-5996
- Platform: Linux
- Released: Dec 15, 2020
- Priority: High (Closes CVE-2020-25668, high severity)
- CVEs: 7, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://linux.oracle.com/errata/ELSA-2020-5996.html

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [kernel-uek](https://patchblox.com/security/data/product/linux/kernel-uek.md) | ol 8 | 0:5.4.17-2036.101.2.el8uek |
| [kernel-uek-debug](https://patchblox.com/security/data/product/linux/kernel-uek-debug.md) | ol 8 | 0:5.4.17-2036.101.2.el8uek |
| [kernel-uek-debug-devel](https://patchblox.com/security/data/product/linux/kernel-uek-debug-devel.md) | ol 8 | 0:5.4.17-2036.101.2.el8uek |
| [kernel-uek-devel](https://patchblox.com/security/data/product/linux/kernel-uek-devel.md) | ol 8 | 0:5.4.17-2036.101.2.el8uek |
| [kernel-uek-doc](https://patchblox.com/security/data/product/linux/kernel-uek-doc.md) | ol 8 | 0:5.4.17-2036.101.2.el8uek |
| [kernel-uek-tools](https://patchblox.com/security/data/product/linux/kernel-uek-tools.md) | ol 8 | 0:5.4.17-2036.101.2.el7uek |
| [kernel-uek-tools-libs](https://patchblox.com/security/data/product/linux/kernel-uek-tools-libs.md) | ol 8 | 0:5.4.17-2036.101.2.el7uek |
| [perf](https://patchblox.com/security/data/product/linux/perf.md) | ol 8 | 0:5.4.17-2036.101.2.el7uek |
| [python-perf](https://patchblox.com/security/data/product/linux/python-perf.md) | ol 8 | 0:5.4.17-2036.101.2.el7uek |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2020-25668](https://patchblox.com/security/data/cve/CVE-2020-25668.md) | High | kernel-uek: [5.4.17-2036.101.2uek] - vt: Disable KD_FONT_OP_COPY (Daniel Vetter)  [Orabug: 32187738]  {CVE-2020-28974} - page_fra... | 7.0 | 0.0103 |  |
| [CVE-2020-25656](https://patchblox.com/security/data/cve/CVE-2020-25656.md) | High | kernel-zfcpdump-core: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  For more de... | 8.0 | 0.0044 |  |
| [CVE-2020-28915](https://patchblox.com/security/data/cve/CVE-2020-28915.md) | High | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: b... | 7.8 | 0.0038 |  |
| [CVE-2020-12352](https://patchblox.com/security/data/cve/CVE-2020-12352.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: n... | 6.5 | 0.0576 |  |
| [CVE-2020-28974](https://patchblox.com/security/data/cve/CVE-2020-28974.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: I... | 5.0 | 0.0052 |  |
| [CVE-2020-27673](https://patchblox.com/security/data/cve/CVE-2020-27673.md) | Routine | kernel-uek: [5.4.17-2036.101.2uek] - vt: Disable KD_FONT_OP_COPY (Daniel Vetter)  [Orabug: 32187738]  {CVE-2020-28974} - page_fra... | 5.5 | 0.0042 |  |
| [CVE-2020-25704](https://patchblox.com/security/data/cve/CVE-2020-25704.md) | Routine | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system.  Security Fix(es):  * kernel: I... | 6.2 | 0.0035 |  |

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Data as of 2026-11-07T06:34:28Z 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