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Ubuntu Security Notice USN-7140-2
January 06, 2025

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

- Ubuntu 14.04 LTS

Summary:

tinyproxy could be made to expose sensitive information.

Software Description:
- tinyproxy: Lightweight, non-caching, optionally anonymizing HTTP proxy

Details:

USN-7140-1 fixed CVE-2022-40468 in tinyproxy. This update provides the
corresponding update for Ubuntu 14.04 LTS.

Original advisory details:

 It was discovered that Tinyproxy did not properly manage memory under
 certain circumstances. An attacker could possibly use this issue to leak
 left-over heap data if custom error page templates containing special
 non-standard variables are used.

Update instructions:

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

Ubuntu 14.04 LTS
  tinyproxy                       1.8.3-3ubuntu14.04.1~esm2
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-7140-2
  https://ubuntu.com/security/notices/USN-7140-1
  CVE-2022-40468