CURL-CVE-2026-11586 WS Auto-PONG memory exhaustion

By default, curl automatically responds to WebSocket PING frames. Because curl lacks an upper bound on memory allocation for unacknowledged frames, a malicious server can exhaust all available memory by flooding curl with rapid, sequential PING messages...

curl: CVE-2026-11586: WS Auto-PONG memory exhaustion

Summary: TL;DR: a remote WebSocket peer can make default curl/libcurl grow memory until timeout or OOM by sending legal PING frames while refusing to read the client's automatic PONGs. curl automatically replies to each received WebSocket PING with a PONG unless CURLWSNOAUTOPONG is set. In...

Security update for curl

This update for curl fixes the following issues: CVE-2025-9086: Fixed Out of bounds read for cookie path bsc1249191 CVE-2025-10148: Predictable WebSocket mask bsc1249348 Fix the --ftp-pasv option in curl v8.14.1 bsc1246197 tooloperate: fix return code when --retry is used but not triggered...

Security update for curl

This update for curl fixes the following issues: Security issues fixed: CVE-2025-9086: bug in patch comparison logic when processing cookies can lead to out-of-bounds read in heap buffer bsc1249191. CVE-2025-10148: predictable websocket mask can lead to proxy cache poisoning by malicious server...

SUSE-SU-2025:03268-1 Security update for curl

This update for curl fixes the following issues: Security issues fixed: - CVE-2025-9086: bug in patch comparison logic when processing cookies can lead to out-of-bounds read in heap buffer bsc1249191. - CVE-2025-10148: predictable websocket mask can lead to proxy cache poisoning by malicious serv...