# CVE-2024-20697: Windows libarchive Remote Code Execution Vulnerability

CVE-2024-20697 is fixed in 6 products on 2 platforms, first by KB5034123, released January 9, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2024-20697
- Priority: High
- CVSS: 7.3 (Important)
- EPSS: 0.7216
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Jan 9, 2024
- Weakness: Heap-based Buffer Overflow
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-20697

## Description

This update for libarchive fixes the following issues:  - CVE-2024-20697: Fixed Out of bounds Remote Code Execution Vulnerability (bsc#1225972). - CVE-2024-48958: Fixed out-of-bounds access via a crafted archive file in execute_filter_delta function (bsc#1231624).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Windows 11 Version 22H2 for ARM64-based Systems |  | [KB5034123](https://patchblox.com/security/data/fix/microsoft/kb5034123.md) | Jan 9, 2024 |
| Microsoft | Windows 11 Version 22H2 for x64-based Systems |  | [KB5034123](https://patchblox.com/security/data/fix/microsoft/kb5034123.md) | Jan 9, 2024 |
| Microsoft | Windows 11 Version 23H2 for ARM64-based Systems |  | [KB5034123](https://patchblox.com/security/data/fix/microsoft/kb5034123.md) | Jan 9, 2024 |
| Microsoft | Windows 11 Version 23H2 for x64-based Systems |  | [KB5034123](https://patchblox.com/security/data/fix/microsoft/kb5034123.md) | Jan 9, 2024 |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 25398.643 | [KB5034130](https://patchblox.com/security/data/fix/microsoft/kb5034130.md) | Jan 9, 2024 |
| Linux | libarchive opensuse-leap 15.6 | 3.7.2-150600.3.9.1 | [SUSE-SU-2024:3940-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3940-1.md) | Nov 7, 2024 |
| Linux | libarchive sles 15.6 | 3.7.2-150600.3.9.1 | [SUSE-SU-2024:3940-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3940-1.md) | Nov 7, 2024 |

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Data as of 2026-11-08T00:53:09Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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