Critical [CVE-2026-7598] integer overflow via large username or password arguments
This critical-severity Red Hat Linux advisory covers CVE-2026-7598 affecting Red Hat Hardened Images, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7.
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Summary
integer overflow via large username or password arguments. Red Hat rates this important (CVSS 9.1).
Weakness: CWE-190. Affected package(s): libssh2-main, rust-main.
Resolved in Red Hat advisory RHSA-2026:7021 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Hardened Images; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Trusted Profile Analyzer.
- libssh2-main-1.11.1-5.1.hum1
- rust-main-1.95.0-5.hum1
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:7021
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-2026:7021 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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