Ubuntu 5826-1: Privoxy vulnerabilities | LinuxSecurity.com
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Ubuntu Security Notice USN-5826-1
January 25, 2023

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

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in Privoxy.

Software Description:
- privoxy: Privacy enhancing HTTP Proxy

Details:

Joshua Rogers discovered that Privoxy incorrectly handled memory 
allocation. An
attacker could possibly use this issue to cause a denial of service. 
(CVE-2021-44540)

Artem Ivanov discovered that Privoxy incorrectly handled input 
validations. An
attacker could possibly use this issue to perform cross-site scripting 
(XSS) attacks.
(CVE-2021-44543)

Update instructions:

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

Ubuntu 20.04 LTS:
   privoxy                         3.0.28-2ubuntu0.2

Ubuntu 18.04 LTS:
   privoxy                         3.0.26-5ubuntu0.3

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

References:
https://ubuntu.com/security/notices/USN-5826-1
   CVE-2021-44540, CVE-2021-44543

Ubuntu 5826-1: Privoxy vulnerabilities

January 25, 2023
Several security issues were fixed in Privoxy.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS Summary: Several security issues were fixed in Privoxy. Software Description: - privoxy: Privacy enhancing HTTP Proxy Details: Joshua Rogers discovered that Privoxy incorrectly handled memory allocation. An attacker could possibly use this issue to cause a denial of service. (CVE-2021-44540) Artem Ivanov discovered that Privoxy incorrectly handled input validations. An attacker could possibly use this issue to perform cross-site scripting (XSS) attacks. (CVE-2021-44543)

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS:   privoxy                         3.0.28-2ubuntu0.2 Ubuntu 18.04 LTS:   privoxy                         3.0.26-5ubuntu0.3 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5826-1

  CVE-2021-44540, CVE-2021-44543

Severity
Ubuntu Security Notice USN-5826-1

Package Information