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USN-8670-3: curl vulnerability

USN-8670-3: curl vulnerability

Ubuntu September 8, 2026

USN-8670-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 26.04 LTS. Original advisory details: Joshua Rogers discovered that curl incorrectly handled reusing connections when client certificate settings changed. This could result in the wrong client certificates being used, contrary to expectations.

USN-8670-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 26.04 LTS.

Original advisory details:

Joshua Rogers discovered that curl incorrectly handled reusing connections when client certificate settings changed. This could result in the wrong client certificates being used, contrary to expectations.

USN-8670-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 26.04 LTS. Original advisory details: Joshua Rogers discovered that curl incorrectly handled reusing connections when client certificate settings changed. This could result in the wrong client certificates being used, contrary to expectations.

USN-8670-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 26.04 LTS.

Original advisory details:

Joshua Rogers discovered that curl incorrectly handled reusing connections when client certificate settings changed. This could result in the wrong client certificates being used, contrary to expectations.

In general, a standard system update will make all the necessary changes.

The problem can be corrected by updating your system to the following package versions:

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Extracted Entities

Companies (1)