Detections
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RHEL 9 : pcre2 (RHSA-2022:5251)
critical Nessus Plugin ID 162663
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Synopsis
The remote Red Hat host is missing one or more security updates for pcre2.Description
The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:5251 advisory.The pcre2 package contains a new generation of the Perl Compatible Regular Expression libraries for implementing regular expression pattern matching using the same syntax and semantics as Perl.
Security Fix(es):
* pcre2: Out-of-bounds read in compile_xclass_matchingpath in pcre2_jit_compile.c (CVE-2022-1586)
* pcre2: Out-of-bounds read in get_recurse_data_length in pcre2_jit_compile.c (CVE-2022-1587)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL pcre2 package based on the guidance in RHSA-2022:5251.See Also
http://www.nessus.org/u?0f2e8211
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/errata/RHSA-2022:5251
Plugin Details
Severity: Critical
ID: 162663
File Name: redhat-RHSA-2022-5251.nasl
Version: 1.10
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 7/1/2022
Updated: 11/7/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.0
Vendor
Vendor Severity: Moderate
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-2022-1587
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:redhat:enterprise_linux:pcre2-utf16, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:pcre2, p-cpe:/a:redhat:enterprise_linux:pcre2-utf32, p-cpe:/a:redhat:enterprise_linux:pcre2-devel, cpe:/o:redhat:rhel_eus:9.0, p-cpe:/a:redhat:enterprise_linux:pcre2-syntax
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 7/1/2022
Vulnerability Publication Date: 5/11/2022
Reference Information
CVE: CVE-2022-1586, CVE-2022-1587