CVE-2025-5399

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

CVE-2025-5399

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

DEBIAN-CVE-2025-5399

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

ALPINE-CVE-2025-5399

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

CVE-2025-5399 WebSocket endless loop

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

CVE-2025-5399 WebSocket endless loop

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

CVE-2025-5399 WebSocket endless loop

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

CVE-2025-5399

CVE-2025-5399 affects libcurl’s WebSocket handling. The defect in curl_ws_send/curl WebSocket code can cause a malicious server to trigger an endless busy-loop, leading to denial of service as the application hangs until process termination. Public details confirm the issue arises from a WebSocke...

CVE-2025-5399

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

libcurl 安全漏洞

libcurl is a free and easy-to-use client-side URL transport library from the cURL open source. A security vulnerability exists in libcurl versions 8.13.0 through 8.14.0, which stems from mishandling of WebSocket code errors and could lead to a denial of service attack...

SUSE CVE-2025-5399

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

AIX is vulnerable to sensitive information disclosure (CVE-2025-0167 CVE-2024-11053) and a denial of service (CVE-2024-9681) due to cURL libcurl

IBM SECURITY ADVISORY First Issued: Wed Jun 4 08:15:59 CDT 2025 The most recent version of this document is available here: https://aix.software.ibm.com/aix/efixes/security/curladvisory7.asc Security Bulletin: AIX is vulnerable to sensitive information disclosure CVE-2025-0167, CVE-2024-11053 and...

CURL-CVE-2025-5399 WebSocket endless loop

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

WebSocket endless loop

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS...

PT-2025-23788

Name of the Vulnerable Software and Affected Versions libcurl versions prior to 8.0.0 Oracle MySQL versions 8.0.0 and earlier Oracle MySQL versions 8.4.0 and earlier Oracle MySQL versions 9.0.0 and earlier Description A flaw exists in the WebSocket code of libcurl where a malicious server can sen...

CVE-2025-4947

libcurl accidentally skips the certificate verification for QUIC connections when connecting to a host specified as an IP address in the URL. Therefore, it does not detect impostors or man-in-the-middle attacks...

CVE-2025-5025

libcurl supports pinning of the server certificate public key for HTTPS transfers. Due to an omission, this check is not performed when connecting with QUIC for HTTP/3, when the TLS backend is wolfSSL. Documentation says the option works with wolfSSL, failing to specify that it does not for QUIC...

curl: CVE-2025-5399: WebSocket endless loop

The function curlwssend in libcurl contains an infinite loop that can be triggered by a malicious server under specific circumstances. The loop is caused by a condition in the code that is not properly handled, leading to the function failing to terminate. This vulnerability was discovered in the...

SUSE CVE-2025-4947

libcurl accidentally skips the certificate verification for QUIC connections when connecting to a host specified as an IP address in the URL. Therefore, it does not detect impostors or man-in-the-middle attacks...

CURL-CVE-2025-4947 QUIC certificate check skip with wolfSSL

libcurl accidentally skips the certificate verification for QUIC connections when connecting to a host specified as an IP address in the URL. Therefore, it does not detect impostors or man-in-the-middle attacks...