# RHSA-2021:4590: Security update for 15 packages

RHSA-2021:4590, released November 10, 2021, fixes 1 CVE across 15 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2021-4590
- Platform: Linux
- Released: Nov 10, 2021
- Priority: High (Closes CVE-2021-42574, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2021:4590

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [cargo](https://patchblox.com/security/data/product/linux/cargo.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [cargo-doc](https://patchblox.com/security/data/product/linux/cargo-doc.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [clippy](https://patchblox.com/security/data/product/linux/clippy.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rls](https://patchblox.com/security/data/product/linux/rls.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust](https://patchblox.com/security/data/product/linux/rust.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust-analysis](https://patchblox.com/security/data/product/linux/rust-analysis.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust-debugger-common](https://patchblox.com/security/data/product/linux/rust-debugger-common.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust-doc](https://patchblox.com/security/data/product/linux/rust-doc.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust-gdb](https://patchblox.com/security/data/product/linux/rust-gdb.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust-lldb](https://patchblox.com/security/data/product/linux/rust-lldb.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust-src](https://patchblox.com/security/data/product/linux/rust-src.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust-std-static](https://patchblox.com/security/data/product/linux/rust-std-static.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust-std-static-wasm32-unknown-unknown](https://patchblox.com/security/data/product/linux/rust-std-static-wasm32-unknown-unknown.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |
| [rust-toolset](https://patchblox.com/security/data/product/linux/rust-toolset.md) | RHEL 8 | 0:1.54.0-1.module+el8.5.0+12195+effd8a03 |
| [rustfmt](https://patchblox.com/security/data/product/linux/rustfmt.md) | RHEL 8 | 0:1.54.0-3.module+el8.5.0+13074+d655d86c |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-42574](https://patchblox.com/security/data/cve/CVE-2021-42574.md) | High | clang-libs: LLVM Toolset provides the LLVM compiler infrastructure framework, the Clang compiler for the C and C++ languages, the... | 8.5 | 0.1288 |  |

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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