Medium [CVE-2026-9150] Stack-based buffer overflow in libsolv's Debian metadata parser when handling SHA384/SHA512 checksums
This medium-severity Red Hat Linux advisory covers CVE-2026-9150 affecting Red Hat Enterprise Linux 10.0 Extended Update Support, Red Hat Hardened Images, Red Hat Enterprise Linux 7.
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Summary
Stack-based buffer overflow in libsolv's Debian metadata parser when handling SHA384/SHA512 checksums. Red Hat rates this moderate (CVSS 6.5).
Weakness: CWE-121. Affected package(s): libsolv, libsolv-main.
Resolved in Red Hat advisory RHSA-2026:28236 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Hardened Images; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 9; and 3 more.
- libsolv-0:0.7.33-5.el10_2
- libsolv-main-0.7.38-2.hum1
- libsolv-main-0.7.39-3.hum1
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:28236
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:28236 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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