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The fix for CVE-2026-2443 was regressed by a subsequent rework commit that replaced specific overflow checks with a general signed comparison. When a client sends a Range request with a suffix length exceeding the content size, the resulting negative start value is not properly clamped, leading to malformed HTTP 206 responses and log flooding.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade libsoupUpgrade libsoup-develUpgrade libsoup-debuginfo | Oct 19, 2026 | Oct 19, 2026 |
| Amazon_linux_2023 | — | Upgrade libsoup-debugsourceUpgrade libsoup3-docUpgrade libsoupUpgrade libsoup-develUpgrade libsoup-docUpgrade libsoup3-debugsourceUpgrade libsoup-debuginfoUpgrade libsoup3-develUpgrade libsoup3-debuginfoUpgrade libsoup3 | Sep 30, 2026 | Jun 22, 2026 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Apr 24, 2024 |
| Ubuntu | — | Upgrade libsoup3Upgrade libsoup3 (Ubuntu Pro) | Oct 22, 2026 | Jun 22, 2026 |
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