# SUSE-SU-2026:2490-1: libarchive security update

SUSE-SU-2026:2490-1, released June 22, 2026, fixes 5 CVEs in libarchive (version 3.7.2-150600.3.20.1). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/suse-su-2026-2490-1
- Platform: Linux
- Released: Jun 22, 2026
- Priority: High (Closes CVE-2026-4424, high severity)
- CVEs: 5, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/SUSE-SU-2026:2490-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libarchive](https://patchblox.com/security/data/product/linux/libarchive.md) | sles 15.6 | 3.7.2-150600.3.20.1 |
| [libarchive](https://patchblox.com/security/data/product/linux/libarchive.md) | sles 15.7 | 3.7.2-150600.3.20.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-4424](https://patchblox.com/security/data/cve/CVE-2026-4424.md) | High | Libarchive: libarchive: information disclosure via heap out-of-bounds read in rar archive processing | 7.5 | 0.0129 |  |
| [CVE-2026-5121](https://patchblox.com/security/data/cve/CVE-2026-5121.md) | High | libarchive: arbitrary code execution via integer overflow in ISO9660 image processing (bsc#1261186). | 7.5 | 0.0109 |  |
| [CVE-2026-4111](https://patchblox.com/security/data/cve/CVE-2026-4111.md) | High | Libarchive: infinite loop denial of service in rar5 decompression via archive_read_data() in libarchive | 7.5 | 0.0077 |  |
| [CVE-2026-4426](https://patchblox.com/security/data/cve/CVE-2026-4426.md) | Routine | Libarchive: libarchive: denial of service via malformed iso file processing | 6.5 | 0.0032 |  |
| [CVE-2025-60753](https://patchblox.com/security/data/cve/CVE-2025-60753.md) | Routine | An issue was discovered in libarchive bsdtar before version 3.8.1 in function apply_substitution in file tar/subst.c when processing crafted -s substitution rules. This can cause unbounded memory allocation and lead to denial of service (Out-of-Memory crash). | 5.5 | 0.0021 |  |

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Data as of 2026-11-11T19:49:26Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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