curl: Heap Buffer Overflow in libcurl curl_slist_append via Unterminated String

Summary A heap buffer overflow vulnerability exists in libcurl's curlslistappend function in lib/slist.c:94. When the function is called with a non-null-terminated string, the internal strdup call triggers strlen to read beyond allocated buffer boundaries, leading to a heap buffer overflow. This...

Curl 8.13.0 < 8.14.1 DoS (CVE-2025-5399)

The version of Curl installed on the remote host is is missing security update. It is, therefore, affected by a denial of service vulnerability. - 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...

TencentOS Server 3: curl (TSSA-2024:0408)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2024:0408 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

TencentOS Server 4: curl (TSSA-2024:0354)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2024:0354 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

TencentOS Server 4: curl (TSSA-2024:0488)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2024:0488 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

Security Bulletin: 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

Summary Vulnerabilities in cURL libcurl could allow a remote attacker to obtain sensitive information CVE-2025-0167, CVE-2024-11053 or cause a denial of service CVE-2024-9681. AIX uses cURL libcurl as part of rsyslog, LV/PV encryption integration with HPCS and in Live Update for interacting with...

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...

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...

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...

CVE-2025-5399

The libcurl library (versions 8.13.0 through 8.14.0) is vulnerable to a denial of service (DoS) attack due to a flaw in its WebSocket code. A malicious server can transmit a specifically crafted packet that causes libcurl to enter an endless busy-loop , which can only be escaped by killing the th...

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

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...

CVE-2025-5399: Loop with Unreachable Exit Condition

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...

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...