# RHSA-2021:3063: Security update for 14 packages

RHSA-2021:3063, released August 10, 2021, fixes 7 CVEs across 14 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2021-3063
- Platform: Linux
- Released: Aug 10, 2021
- Priority: High (Closes CVE-2021-31162, high severity)
- CVEs: 7, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2021:3063

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [cargo](https://patchblox.com/security/data/product/linux/cargo.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [cargo-doc](https://patchblox.com/security/data/product/linux/cargo-doc.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [clippy](https://patchblox.com/security/data/product/linux/clippy.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rls](https://patchblox.com/security/data/product/linux/rls.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rust](https://patchblox.com/security/data/product/linux/rust.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rust-analysis](https://patchblox.com/security/data/product/linux/rust-analysis.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rust-debugger-common](https://patchblox.com/security/data/product/linux/rust-debugger-common.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rust-doc](https://patchblox.com/security/data/product/linux/rust-doc.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rust-gdb](https://patchblox.com/security/data/product/linux/rust-gdb.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rust-lldb](https://patchblox.com/security/data/product/linux/rust-lldb.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rust-src](https://patchblox.com/security/data/product/linux/rust-src.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rust-std-static](https://patchblox.com/security/data/product/linux/rust-std-static.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rust-toolset](https://patchblox.com/security/data/product/linux/rust-toolset.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |
| [rustfmt](https://patchblox.com/security/data/product/linux/rustfmt.md) | RHEL 8 | 0:1.52.1-1.module+el8.4.0+11282+0729bac9 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-31162](https://patchblox.com/security/data/cve/CVE-2021-31162.md) | High | cargo: Rust Toolset provides the Rust programming language compiler rustc, the cargo build tool and dependency manager, and... | 9.8 | 0.0289 |  |
| [CVE-2021-28879](https://patchblox.com/security/data/cve/CVE-2021-28879.md) | High | cargo: Rust Toolset provides the Rust programming language compiler rustc, the cargo build tool and dependency manager, and... | 9.8 | 0.0241 |  |
| [CVE-2021-28875](https://patchblox.com/security/data/cve/CVE-2021-28875.md) | High | cargo: Rust Toolset provides the Rust programming language compiler rustc, the cargo build tool and dependency manager, and... | 7.5 | 0.0212 |  |
| [CVE-2020-36323](https://patchblox.com/security/data/cve/CVE-2020-36323.md) | High | cargo: Rust Toolset provides the Rust programming language compiler rustc, the cargo build tool and dependency manager, and... | 8.2 | 0.0203 |  |
| [CVE-2021-28878](https://patchblox.com/security/data/cve/CVE-2021-28878.md) | High | cargo: Rust Toolset provides the Rust programming language compiler rustc, the cargo build tool and dependency manager, and... | 7.5 | 0.0200 |  |
| [CVE-2021-28877](https://patchblox.com/security/data/cve/CVE-2021-28877.md) | High | cargo: Rust Toolset provides the Rust programming language compiler rustc, the cargo build tool and dependency manager, and... | 7.5 | 0.0139 |  |
| [CVE-2021-28876](https://patchblox.com/security/data/cve/CVE-2021-28876.md) | Routine | cargo: Rust Toolset provides the Rust programming language compiler rustc, the cargo build tool and dependency manager, and... | 5.3 | 0.0157 |  |

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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