# CVE-2024-57970: libarchive: libarchive through 3.7.7 has a heap-based buffer over-read in header_gnu_longlink in archive_read_support_format_tar....

CVE-2024-57970 is fixed in 3 products on 1 platform, first by RHSA-2025:7510, released February 16, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2024-57970
- Priority: Routine
- CVSS: 4.0 (moderate)
- EPSS: 0.0025
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 16, 2025

## Description

libarchive through 3.7.7 has a heap-based buffer over-read in header_gnu_longlink in archive_read_support_format_tar.c via a TAR archive because it mishandles truncation in the middle of a GNU long linkname.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | bsdtar almalinux 10 | 3.7.7-2.el10_0 | [ALSA-2025:7510](https://patchblox.com/security/data/fix/linux/alsa-2025-7510.md) | May 13, 2025 |
| Linux | bsdtar ol 10 | 0:3.7.7-2.el10_0 | [ELSA-2025-7510](https://patchblox.com/security/data/fix/linux/elsa-2025-7510.md) | Jun 27, 2025 |
| Linux | libarchive RHEL 10 | 3.7.7-2.el10_0 | [RHSA-2025:7510](https://patchblox.com/security/data/fix/linux/rhsa-2025-7510.md) | Feb 16, 2025 |
| Linux | libarchive almalinux 10 | 3.7.7-2.el10_0 | [ALSA-2025:7510](https://patchblox.com/security/data/fix/linux/alsa-2025-7510.md) | May 13, 2025 |
| Linux | libarchive ol 10 | 0:3.7.7-2.el10_0 | [ELSA-2025-7510](https://patchblox.com/security/data/fix/linux/elsa-2025-7510.md) | Jun 27, 2025 |
| Linux | libarchive rocky 10 | 0:3.7.7-2.el10_0 | [RLSA-2025:7510](https://patchblox.com/security/data/fix/linux/rlsa-2025-7510.md) | Oct 3, 2025 |
| Linux | libarchive-devel almalinux 10 | 3.7.7-2.el10_0 | [ALSA-2025:7510](https://patchblox.com/security/data/fix/linux/alsa-2025-7510.md) | May 13, 2025 |
| Linux | libarchive-devel ol 10 | 0:3.7.7-2.el10_0 | [ELSA-2025-7510](https://patchblox.com/security/data/fix/linux/elsa-2025-7510.md) | Jun 27, 2025 |

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Data as of 2026-11-09T01:18:40Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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