curl: curl: Insecure connection establishment due to TLS configuration mismatch

A flaw was found in curl. When a new data transfer attempts to upgrade its connection using STARTTLS, it may incorrectly reuse an existing live connection. This reuse can occur even if the Transport Layer Security TLS configuration of the new transfer does not match the existing connection,...

Important: 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 Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

MiracleLinux 8 : curl-7.61.1-34.el8_10.13.ML.1 (AXSA:2026-1729:06)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1729:06 advisory. curl: curl: Insecure connection establishment due to TLS configuration mismatch CVE-2026-8286 Bug Fixes and Enhancements: Regression of RHEL-73788. The .9...

RLSA-2026:57462 Important: curl security, bug fix, and enhancement 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: curl: Insecure connection establishment due to TLS configuration mismatch CVE-2026-8286 Bug Fixes and Enhancements:...

AlmaLinux 8 : curl (ALSA-2026:57462)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:57462 advisory. curl: curl: Insecure connection establishment due to TLS configuration mismatch CVE-2026-8286 Bug Fixes and Enhancements: Regression of AlmaLinux-73788. The .9...

RockyLinux 8 : curl (RLSA-2026:57462)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:57462 advisory. curl: curl: Insecure connection establishment due to TLS configuration mismatch CVE-2026-8286 Bug Fixes and Enhancements: Regression of Rocky Linux-73788. The .9...

RLSA-2026:55439 Important: 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: curl: Authentication bypass due to incorrect connection reuse with Negotiate authentication CVE-2026-1965 curl: curl:...

Important: Red Hat Security Advisory: curl security update

An update for curl is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

Important: Red Hat Security Advisory: curl security update

An update for curl is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

JLSEC-2026-1211 A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might...

A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might reuse an existing live connection even though the TLS configuration mismatches so it should not...

SUSE CVE-2026-8286

A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might reuse an existing live connection even though the TLS configuration mismatches so it should not...

AZL-91842 CVE-2026-8286 affecting package cmake for versions less than 3.30.3-15

A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might reuse an existing live connection even though the TLS configuration mismatches so it should not...

CVE-2026-8286

A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might reuse an existing live connection even though the TLS configuration mismatches so it should not...