high
7.5
CWE
119 190
Advisory Published
Updated

CVE-2021-43618: Buffer Overflow

First published: Mon Nov 15 2021(Updated: )

GNU Multiple Precision Arithmetic Library (GMP) is vulnerable to a denial of service, caused by an mpz/inp_raw.c integer overflow and resultant buffer overflow. By sending specially crafted input, a remote attacker could exploit this vulnerability to cause a segmentation fault on 32-bit platforms.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/gmp<6.2.1
6.2.1
IBM QRadar Security Information and Event Manager<=7.5 - 7.5.0 UP8 IF01
GMP Library<=6.2.1
Debian=9.0
NetApp Active IQ Unified Manager for VMware vSphere
All of
netapp h300s firmware
netapp h300s
All of
NetApp H500S Firmware
netapp h500s
All of
netapp h700s firmware
netapp h700s
All of
netapp h410s firmware
netapp h410s
All of
NetApp HCI H410C Firmware
NetApp HCI H410C
netapp h300s firmware
netapp h300s
NetApp H500S Firmware
netapp h500s
netapp h700s firmware
netapp h700s
netapp h410s firmware
netapp h410s
NetApp HCI H410C Firmware
NetApp HCI H410C

Remedy

https://gmplib.org/repo/gmp-6.2/rev/561a9c25298e

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2021-43618?

    CVE-2021-43618 is classified as a denial of service vulnerability due to its potential to cause segmentation faults.

  • How do I fix CVE-2021-43618?

    To fix CVE-2021-43618, upgrade to GMP version 6.2.1 or higher.

  • Which software is affected by CVE-2021-43618?

    CVE-2021-43618 affects GNU Multiple Precision Arithmetic Library (GMP) versions up to 6.2.1 and specific versions of IBM QRadar SIEM as well as others.

  • Can CVE-2021-43618 be exploited on 64-bit platforms?

    CVE-2021-43618 primarily affects 32-bit platforms, making them more susceptible to exploitation.

  • What type of attack is associated with CVE-2021-43618?

    CVE-2021-43618 is associated with a denial of service attack through crafted inputs that lead to buffer overflows.

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