UBUNTU-CVE-2022-1586

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    UBUNTU-CVE-2022-1586

    Published: 16 May 2022Last Modified: 22 Apr 2026
    Upstream:
    CVE-2022-1586

    Summary:

    Details: An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because the character was not fully read in case-less matching within JIT.

    References: https://ubuntu.com/security/CVE-2022-1586, https://ubuntu.com/security/notices/USN-5627-1, https://ubuntu.com/security/notices/USN-5627-2, https://www.cve.org/CVERecord?id=CVE-2022-1586

    Affected packages

    Package

    Name: pcre2

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    10.20-1

    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
    UBUNTU-CVE-2022-1586 | CVE-DB