QID 198441

Date Published: 2021-08-02

QID 198441: Ubuntu Security Notification for curl vulnerabilities (USN-5021-1)

Curl incorrectly handled telnet connections when the -t option was used on the command line.
Curl incorrectly reused connections in the connection pool.

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

uninitialized data possibly containing sensitive information could be sent to the remote server, contrary to expectations. (
Cve-2021-22898, cve-2021-22925).
This could result in curl reusing the wrong connections.
(cve-2021-22924).

  • CVSS V3 rated as Medium - 3.1 severity.
  • CVSS V2 rated as Low - 2.6 severity.
    • Solution
    Refer to Ubuntu advisory: USN-5021-1 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 198441

    CVE-2021-22924 | CVE-2021-22898 | CVE-2021-22925 |
    Software Advisories
    Advisory ID Software Component Link
    USN-5021-1 Ubuntu Linux URL Logo usn.ubuntu.com/5021-1
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