Packages
- pcre3 - Perl 5 Compatible Regular Expression Library
Details
Yunho Kim 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. This issue only affects Ubuntu 18.04 LTS,
Ubuntu 20.04 LTS, Ubuntu 21.10 and Ubuntu 22.04 LTS. (CVE-2019-20838)
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 have unexpected
behavior. This issue only affects Ubuntu 14.04 ESM, Ubuntu 16.04 ESM,
Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-14155)
Yunho Kim 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. This issue only affects Ubuntu 18.04 LTS,
Ubuntu 20.04 LTS, Ubuntu 21.10 and Ubuntu 22.04 LTS. (CVE-2019-20838)
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 have unexpected
behavior. This issue only affects Ubuntu 14.04 ESM, Ubuntu 16.04 ESM,
Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-14155)
Update instructions
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.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 22.04 jammy | libpcre3 – 2:8.39-13ubuntu0.22.04.1 | ||
| 21.10 impish | libpcre3 – 2:8.39-13ubuntu0.21.10.1 | ||
| 20.04 focal | libpcre3 – 2:8.39-12ubuntu0.1 | ||
| 18.04 bionic | libpcre3 – 2:8.39-9ubuntu0.1 | ||
| 16.04 xenial | libpcre3 – 2:8.38-3.1ubuntu0.1~esm1 | ||
| 14.04 trusty | libpcre3 – 1:8.31-2ubuntu2.3+esm1 | ||
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