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CVE-2022-23990

Good to know:

Date: January 26, 2022

Expat (aka libexpat) before 2.4.4 has an integer overflow in the doProlog function.

Language: C

Severity Score

7.5

Related Resources (16)

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2022-23990

Url: https://security.gentoo.org/glsa/202209-24

Url: https://security-tracker.debian.org/tracker/CVE-2022-23990

Url: https://github.com/libexpat/libexpat/pull/551

Url: https://security.alpinelinux.org/vuln/CVE-2022-23990

Url: https://nvd.nist.gov/vuln/detail/CVE-2022-23990

Url: https://www.tenable.com/security/tns-2022-05

Url: https://access.redhat.com/security/cve/CVE-2022-23990

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R7FF2UH7MPXKTADYSJUAHI2Y5UHBSHUH/

Url: https://www.oracle.com/security-alerts/cpuapr2022.html

Url: https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf

Url: https://www.debian.org/security/2022/dsa-5073

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/34NXVL2RZC2YZRV74ZQ3RNFB7WCEUP7D/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R7FF2UH7MPXKTADYSJUAHI2Y5UHBSHUH/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/34NXVL2RZC2YZRV74ZQ3RNFB7WCEUP7D/

Url: https://www.mend.io/vulnerability-database/CVE-2022-23990

Severity Score

7.5

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Top Fix

Upgrade Version

Upgrade to version R_2_4_4

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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