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A flaw in libcurl's handling of HTTP/2 Server Push streams, when the parent handle is set to share connections with other handles, can lead to use-after-free in the cleanup process.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade curl | Sep 7, 2026 | Sep 6, 2026 |
| Ibm Aix | — | Apply the fix or workaround for curl_advisory13 | Oct 15, 2026 | Oct 14, 2026 |
| Redhat_linux | — | No solution exists | Sep 21, 2026 | Sep 6, 2026 |
| Ubuntu | — | Upgrade libcurl4-nss-devUpgrade libcurl4-nss-dev (Ubuntu Pro)Upgrade curlUpgrade libcurl4t64Upgrade libcurl4-gnutls-dev (Ubuntu Pro)Upgrade libcurl4 (Ubuntu Pro)Upgrade libcurl4Upgrade libcurl3-nssUpgrade libcurl4-openssl-devUpgrade libcurl4-openssl-dev (Ubuntu Pro)Upgrade libcurl3t64-gnutlsUpgrade libcurl3-gnutlsUpgrade libcurl3-nss (Ubuntu Pro)Upgrade libcurl4-gnutls-devUpgrade curl (Ubuntu Pro)Upgrade libcurl3 (Ubuntu Pro)Upgrade libcurl3-gnutls (Ubuntu Pro) | Sep 27, 2026 | Sep 24, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Sep 24, 2026 | Sep 6, 2026 |
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