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Rocky Linux 8 : pcre (RLSA-2021:4373)

high Nessus Plugin ID 184532

Synopsis

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

Description

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2021:4373 advisory.

 - libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \X or \R has more than one fixed quantifier, a related issue to CVE-2019-20454. (CVE-2019-20838)

 - libpcre in PCRE before 8.44 allows an integer overflow via a large number after a (?C substring.
 (CVE-2020-14155)

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 affected packages.

See Also

https://errata.rockylinux.org/RLSA-2021:4373

https://bugzilla.redhat.com/show_bug.cgi?id=1848436

https://bugzilla.redhat.com/show_bug.cgi?id=1848444

Plugin Details

Severity: High

ID: 184532

File Name: rocky_linux_RLSA-2021-4373.nasl

Version: 1.0

Type: local

Published: 11/6/2023

Updated: 11/6/2023

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.1

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

CVSS Score Source: CVE-2020-14155

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 7

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

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

CVSS Score Source: CVE-2019-20838

Vulnerability Information

CPE: p-cpe:/a:rocky:linux:pcre-static, p-cpe:/a:rocky:linux:pcre-utf16, p-cpe:/a:rocky:linux:pcre-debugsource, p-cpe:/a:rocky:linux:pcre-cpp-debuginfo, p-cpe:/a:rocky:linux:pcre-utf32, p-cpe:/a:rocky:linux:pcre-cpp, p-cpe:/a:rocky:linux:pcre-debuginfo, cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:pcre-utf32-debuginfo, p-cpe:/a:rocky:linux:pcre, p-cpe:/a:rocky:linux:pcre-utf16-debuginfo, p-cpe:/a:rocky:linux:pcre-devel

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: 11/9/2021

Vulnerability Publication Date: 6/15/2020

Reference Information

CVE: CVE-2019-20838, CVE-2020-14155