USN-5425-1

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    USN-5425-1

    Published: 17 May 2022Last Modified: 29 Jun 2026

    Summary: pcre3 vulnerabilities

    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)

    References: https://ubuntu.com/security/notices/USN-5425-1, https://ubuntu.com/security/CVE-2019-20838, https://ubuntu.com/security/CVE-2020-14155

    Affected packages

    Package

    Name: pcre3

    Purl: pkg:deb/ubuntu/pcre3?arch=source&distro=trusty%2Fesm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:8.31-2ubuntu2.3+esm1

    Affected versions

    1:8.31-2

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    USN-5425-1 | CVE-DB