Alibaba Cloud Linux 3 : 0149: pcre2 (ALINUX3-SA-2022:0149)

critical Nessus Plugin ID 236559

Synopsis

The remote Alibaba Cloud Linux host is missing one or more security updates.

Description

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by a vulnerability as referenced in the ALINUX3-SA-2022:0149 advisory.

Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities:

CVE-2022-1586:
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.

Tenable has extracted the preceding description block directly from the Alibaba Cloud Linux security advisory.

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.

Plugin Details

Severity: Critical

ID: 236559

File Name: alinux3_sa_2022-0149.nasl

Version: 1.1

Type: local

Family: Alibaba Cloud Linux Local Security Checks

Published: 5/14/2025

Updated: 5/14/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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: 7.9

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-tools, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-utf16-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-debugsource, cpe:/o:alibabacloud:alibaba_cloud_linux_3, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-devel, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-utf16, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-static, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-tools-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-utf32, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-utf32-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:pcre2-debuginfo

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/8/2022

Vulnerability Publication Date: 5/11/2022

Reference Information

CVE: CVE-2022-1586

Detections

Analytics