Out-of-bounds Read Affecting pcre2-tools package, versions <0:10.32-3.el8_6


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.43% (75th percentile)

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  • Snyk IDSNYK-RHEL8-PCRE2TOOLS-4307336
  • published5 May 2022
  • disclosed23 Mar 2022

Introduced: 23 Mar 2022

CVE-2022-1586  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:8 pcre2-tools to version 0:10.32-3.el8_6 or higher.
This issue was patched in RHSA-2022:5809.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pcre2-tools package and not the pcre2-tools package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

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

CVSS Scores

version 3.1