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Ubuntu 22.04 LTS: USN-5627-1 Critical: pcre2 Information Exposure

ubuntu
Calendar Grey September 22, 2022
Dist Ubuntu Esm H88
The Debian Security Advisory DSA-5109-1 tackles vulnerabilities in OpenSSL which could lead to the exposure of confidential data across multiple software systems.
PCRE could be made to expose sensitive information.

Summary

PCRE could be made to expose sensitive information.

Software Description:

- pcre2: Perl 5 Compatible Regular Expression Library

Details:

It was discovered that PCRE incorrectly handled memory when

handling certain regular expressions. An attacker could possibly

use this issue to cause applications using PCRE to expose

sensitive information.

Topics%20covered

Topics Covered

security advisory critical threat information exposure ubuntu pcre2

Update Instructions

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

Ubuntu 22.04 LTS:
   libpcre2-16-0                   10.39-3ubuntu0.1
   libpcre2-32-0                   10.39-3ubuntu0.1
   libpcre2-8-0                    10.39-3ubuntu0.1
   libpcre2-posix3                 10.39-3ubuntu0.1
   pcre2-utils                     10.39-3ubuntu0.1

Ubuntu 20.04 LTS:
   libpcre2-16-0                   10.34-7ubuntu0.1
   libpcre2-32-0                   10.34-7ubuntu0.1
   libpcre2-8-0                    10.34-7ubuntu0.1
   libpcre2-posix2                 10.34-7ubuntu0.1
   pcre2-utils                     10.34-7ubuntu0.1

After a standard system update you need to restart applications using PCRE,
such as the Apache HTTP server and Nginx, to make all the necessary
changes.

References

  https://ubuntu.com/security/notices/USN-5627-1

  CVE-2022-1586, CVE-2022-1587

Severity
critical
Lowest
Low
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Critical

September 22, 2022

Topics%20covered

Topics Covered

security advisory critical threat information exposure ubuntu pcre2

Package Information

  https://launchpad.net/ubuntu/+source/pcre2/10.39-3ubuntu0.1
  https://launchpad.net/ubuntu/+source/pcre2/10.34-7ubuntu0.1

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