# RHSA-2022:4899: compat-openssl11 security update

RHSA-2022:4899, released June 3, 2022, fixes 1 CVE in compat-openssl11 (version 1:1.1.1k-4.el9_0). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2022-4899
- Platform: Linux
- Released: Jun 3, 2022
- Priority: High (Closes CVE-2022-0778, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2022:4899

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [compat-openssl11](https://patchblox.com/security/data/product/linux/compat-openssl11.md) | RHEL 9 | 1:1.1.1k-4.el9_0 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-0778](https://patchblox.com/security/data/cve/CVE-2022-0778.md) | High | libssl3t64: The BN_mod_sqrt() function, which computes a modular square root, containsa bug that can cause it to loop forever for... | 7.5 | 0.7319 |  |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo