CLEANSTART-2026-QD52056 Issue summary: QUIC server may double free QRX (QUIC record layer RX) object when channel creation fails for initial packet

CVE-2026-18798 affects multiple packages. Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. See references for individual vulnerability details...

SUSE CVE-2026-18798

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

CVE-2026-18798

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

ALPINE-CVE-2026-18798

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

CVE-2026-18798

The OpenSSL QUIC stack's default packet handler (port_default_packet_handler() ) is vulnerable to a double free of a QRX object . When an INITIAL packet validates but fails during channel creation via port_bind_channel() , the object is freed by the function and then freed again by the handler's ...

CVE-2026-18798 QUIC Server May Trigger Double Free When Processing INITIAL Packet

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

CVE-2026-18798 QUIC Server May Trigger Double Free When Processing INITIAL Packet

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

CVE-2026-18798 QUIC Server May Trigger Double Free When Processing INITIAL Packet

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

EUVD-2026-65480

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

CVE-2026-18798

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

CVE-2026-18798

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

PT-2026-81300

Name of the Vulnerable Software and Affected Versions OpenSSL versions prior to 3.5.3-8.1 Description A double free issue exists in the QUIC server when processing an INITIAL packet. The default packet handler port default packet handler creates a QRX QUIC record layer RX object for packet...

QUIC Server May Trigger Double Free When Processing INITIAL Packet

Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to heap corruption, which typically results in termination of QUIC server process, leading to Denial of Service. There is so far no evidence...

Linux Distros Unpatched Vulnerability : CVE-2026-18798

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Issue summary: QUIC server may double free QRX QUIC record layer RX object when channel creation fails for initial packet. Impact summary: Double free leads to...