==========================================================================
Ubuntu Security Notice USN-6429-3
October 17, 2023

curl vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:


Summary:

Several security issues were fixed in curl.

Software Description:

Details:

USN-6429-1 fixed vulnerabilities in curl. This update provides the
corresponding updates for Ubuntu 23.10.

Original advisory details:

  Jay Satiro discovered that curl incorrectly handled hostnames when using a
  SOCKS5 proxy. In environments where curl is configured to use a SOCKS5
  proxy, a remote attacker could possibly use this issue to execute arbitrary
  code. This issue only affected Ubuntu 22.04 LTS, and Ubuntu 23.04.
  (CVE-2023-38545)
   It was discovered that curl incorrectly handled cookies when an application
  duplicated certain handles. A local attacker could possibly create a cookie
  file and inject arbitrary cookies into subsequent connections.
  (CVE-2023-38546)

Update instructions:

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

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

References:
   https://ubuntu.com/security/notices/USN-6429-3
   https://ubuntu.com/security/notices/USN-6429-1
   CVE-2023-38545, CVE-2023-38546

Ubuntu 6429-3: curl vulnerabilities

October 17, 2023
Several security issues were fixed in curl.

Summary

A security issue affects these releases of Ubuntu and its derivatives: Summary: Several security issues were fixed in curl. Software Description: Details: USN-6429-1 fixed vulnerabilities in curl. This update provides the corresponding updates for Ubuntu 23.10. Original advisory details: Jay Satiro discovered that curl incorrectly handled hostnames when using a SOCKS5 proxy. In environments where curl is configured to use a SOCKS5 proxy, a remote attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 22.04 LTS, and Ubuntu 23.04. (CVE-2023-38545) It was discovered that curl incorrectly handled cookies when an application duplicated certain handles. A local attacker could possibly create a cookie file and inject arbitrary cookies into subsequent connections. (CVE-2023-38546)

Update Instructions

The problem can be corrected by updating your system to the following package versions: In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6429-3

https://ubuntu.com/security/notices/USN-6429-1

CVE-2023-38545, CVE-2023-38546

Severity
Ubuntu Security Notice USN-6429-3

Package Information

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