# RHSA-2026:48818: libsolv security update

RHSA-2026:48818, released June 24, 2026, fixes 3 CVEs in libsolv (version 0.7.29-8.el10_0.1). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-48818
- Platform: Linux
- Released: Jun 24, 2026
- Priority: High (Closes CVE-2026-9150, high severity)
- CVEs: 3, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:48818

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libsolv](https://patchblox.com/security/data/product/linux/libsolv.md) | RHEL 10 | 0.7.29-8.el10_0.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-9150](https://patchblox.com/security/data/cve/CVE-2026-9150.md) | High | Libsolv: stack-based buffer overflow in libsolv's debian metadata parser when handling sha384/sha512 checksums | 7.8 | 0.0041 |  |
| [CVE-2026-9149](https://patchblox.com/security/data/cve/CVE-2026-9149.md) | High | Libsolv: heap buffer overflow in libsolv repo_add_solv via negative maxsize from crafted .solv file | 7.8 | 0.0031 |  |
| [CVE-2026-48864](https://patchblox.com/security/data/cve/CVE-2026-48864.md) | High | libsolv: A flaw was found in libsolv | 7.8 | 0.0023 |  |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo