openSUSE 15 Security Update : expat (openSUSE-SU-2022:0178-1)

critical Nessus Plugin ID 157092

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2022:0178-1 advisory.

- In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).
(CVE-2021-45960)

- In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize. (CVE-2021-46143)

- addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. (CVE-2022-22822)

- build_model in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. (CVE-2022-22823)

- defineAttribute in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
(CVE-2022-22824)

- lookup in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. (CVE-2022-22825)

- nextScaffoldPart in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
(CVE-2022-22826)

- storeAtts in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. (CVE-2022-22827)

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://bugzilla.suse.com/1194251

https://bugzilla.suse.com/1194362

https://bugzilla.suse.com/1194474

https://bugzilla.suse.com/1194476

https://bugzilla.suse.com/1194477

https://bugzilla.suse.com/1194478

https://bugzilla.suse.com/1194479

https://bugzilla.suse.com/1194480

http://www.nessus.org/u?65ebd1bb

https://www.suse.com/security/cve/CVE-2021-45960

https://www.suse.com/security/cve/CVE-2021-46143

https://www.suse.com/security/cve/CVE-2022-22822

https://www.suse.com/security/cve/CVE-2022-22823

https://www.suse.com/security/cve/CVE-2022-22824

https://www.suse.com/security/cve/CVE-2022-22825

https://www.suse.com/security/cve/CVE-2022-22826

https://www.suse.com/security/cve/CVE-2022-22827

Plugin Details

Severity: Critical

ID: 157092

File Name: openSUSE-2022-0178-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 1/26/2022

Updated: 11/17/2023

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

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

CVSS Score Source: CVE-2021-45960

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

CVSS Score Source: CVE-2022-22824

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:expat, p-cpe:/a:novell:opensuse:libexpat-devel, p-cpe:/a:novell:opensuse:libexpat-devel-32bit, p-cpe:/a:novell:opensuse:libexpat1, p-cpe:/a:novell:opensuse:libexpat1-32bit, cpe:/o:novell:opensuse:15.3

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/25/2022

Vulnerability Publication Date: 1/1/2022

Reference Information

CVE: CVE-2021-45960, CVE-2021-46143, CVE-2022-22822, CVE-2022-22823, CVE-2022-22824, CVE-2022-22825, CVE-2022-22826, CVE-2022-22827