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Rocky Linux 8 : pcre2 (RLSA-2022:5809)

critical Nessus Plugin ID 184557

Synopsis

The remote Rocky Linux host is missing a security update.

Description

The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2022:5809 advisory.

 - 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 that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://errata.rockylinux.org/RLSA-2022:5809

https://bugzilla.redhat.com/show_bug.cgi?id=2077976

Plugin Details

Severity: Critical

ID: 184557

File Name: rocky_linux_RLSA-2022-5809.nasl

Version: 1.0

Type: local

Published: 11/6/2023

Updated: 11/6/2023

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.3

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P

CVSS Score Source: CVE-2022-1586

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:rocky:linux:pcre2-utf32, p-cpe:/a:rocky:linux:pcre2-tools, p-cpe:/a:rocky:linux:pcre2-utf32-debuginfo, p-cpe:/a:rocky:linux:pcre2-debugsource, p-cpe:/a:rocky:linux:pcre2, p-cpe:/a:rocky:linux:pcre2-utf16, p-cpe:/a:rocky:linux:pcre2-utf16-debuginfo, p-cpe:/a:rocky:linux:pcre2-debuginfo, cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:pcre2-devel, p-cpe:/a:rocky:linux:pcre2-tools-debuginfo

Required KB Items: Host/local_checks_enabled, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/2/2022

Vulnerability Publication Date: 5/11/2022

Reference Information

CVE: CVE-2022-1586