CVE-2026-1965

libcurl can in some circumstances reuse the wrong connection when asked to do an Negotiate-authenticated HTTP or HTTPS request. libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When reusing a connection a range of...

CVE-2026-1965

libcurl can in some circumstances reuse the wrong connection when asked to do an Negotiate-authenticated HTTP or HTTPS request. libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When reusing a connection a range of...

CURL-CVE-2026-1965 bad reuse of HTTP Negotiate connection

libcurl can in some circumstances reuse the wrong connection when asked to do an Negotiate-authenticated HTTP or HTTPS request. libcurl features a pool of recent connections so that subsequent requests can reuse an existing connection to avoid overhead. When reusing a connection a range of...

curl: NULL Pointer Dereference (DoS) in libcurl SFTP QUOTE command parsing due to missing return statement

Summary: A logic flaw in lib/vssh/libssh2.c causes a NULL pointer dereference when parsing SFTP QUOTE commands with trailing garbage. The function returnquoteerror is called to handle errors and free memory, but the return keyword is missing in several blocks e.g., lines 840, 857, 870. This allow...

Linux Distros Unpatched Vulnerability : CVE-2026-1965

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libcurl can in some circumstances reuse the wrong connection when asked to do an Negotiate-authenticated HTTP or HTTPS request. libcurl features a pool of recen...

Amazon Linux 2023 : curl, curl-minimal, libcurl (ALAS2023-2026-1375)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1375 advisory. No QUIC certificate pinning with GnuTLS NOTE: https://curl.se/docs/CVE-2025-13034.htmlNOTE: Introduced with: https://github.com/curl/curl/commit/3210101088dfa3d6a125d213226b092f2f866722...

[R2] Stand-alone Security Patches Available for Tenable Security Center versions 6.5.1, 6.6.0 and 6.7.2: SC-202602.1 + SC-202602.2

R2 Stand-alone Security Patches Available for Tenable Security Center versions 6.5.1, 6.6.0 and 6.7.2: SC-202602.1 + SC-202602.2 Arnie Cabral Tue, 02/17/2026 - 08:32 Security Center leverages third-party software to help provide underlying functionality. Several of the third-party components...

[R1] Stand-alone Security Patches Available for Tenable Security Center versions 6.5.1, 6.6.0 and 6.7.2: SC-202602.1 + SC-202602.2

R1 Stand-alone Security Patches Available for Tenable Security Center versions 6.5.1, 6.6.0 and 6.7.2: SC-202602.1 + SC-202602.2 Arnie Cabral Tue, 02/17/2026 - 08:32 Security Center leverages third-party software to help provide underlying functionality. Several of the third-party components...

Siemens SCALANCE and RUGGEDCOM Free of Memory not on the Heap (CVE-2024-6197)

libcurl's ASN1 parser has this utf8asn1str function used for parsing an ASN.1 UTF-8 string. Itcan detect an invalid field and return error. Unfortunately, when doing so it also invokes free on a 4 byte localstack buffer. Most modern malloc implementations detect this error and immediately abort...

curl security update

An update is available for curl. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The curl packages provide the libcurl library and the curl utility for...

RLSA-2026:1825 Moderate: curl security update

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fixes: curl: libcurl: Curl out of bounds read for cookie path CVE-2025-9086 For more details about the security issues, including...

curl security update

An update is available for curl. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The curl packages provide the libcurl library and the curl utility for downloadi...

RLSA-2026:1350 Moderate: curl security update

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fixes: curl: libcurl: Curl out of bounds read for cookie path CVE-2025-9086 For more details about the security issues, including...

Moderate: Red Hat Security Advisory: curl security update

An update for curl is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

RHEL 10 : curl (RHSA-2026:1477)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:1477 advisory. The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP,...

Moderate: curl security update

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fixes: curl: libcurl: Curl out of bounds read for cookie path CVE-2025-9086 For more details about the security issues, including...

Curl vulnerabilities detected in SANnav images (CVE-2025-4947, CVE-2025-5025)

The Curl vulnerabilities identified are located within open source components utilized by Brocade SANnav, however the vulnerable code is not compiled into the final product. As a part of good security practice, the open source component was updated in the SANnav 3.0.0 release. CVE-2025-4947 libcu...

libcurl's ASN1 parser code has the GTime2str() function, used for parsing an ASN.1 (CVE-2024-7264)

A flaw was found in libcurl, where libcurl's ASN1 parser code has the GTime2str function, used for parsing an ASN.1 Generalized Time field. If a syntactically incorrect field is given, the parser can use -1 for the length of the time fraction , leading to a strlen performed on a pointer to a heap...

Azure Linux 3.0 Security Update: cmake (CVE-2024-2379)

The version of cmake installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-2379 advisory. - libcurl skips the certificate verification for a QUIC connection under certain conditions, when built to use...

libcurl 7.87.0 < 8.18.0 OpenSSL partial chain store policy bypass (CVE-2025-14819)

The version of libcurl installed on the remote host is missing a security update. It is, therefore, affected by a improper certificate validation vulnerability. - When performing TLS transfers with reused easy or multi handles and altering the CURLSSLOPTNOPARTIALCHAIN option, libcurl could...