QID 354108

Date Published: 2022-11-10

QID 354108: Amazon Linux Security Advisory for pcre2 : ALAS2-2022-1871

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. (
( CVE-2022-1586)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Critical - 9.1 severity.
  • CVSS V2 rated as High - 6.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2-2022-1871 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 354108

    CVE-2022-1586 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2-2022-1871 Amazon Linux 2 URL Logo alas.aws.amazon.com/AL2/ALAS-2022-1871.html
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