SUSE update for gmp

1) Integer overflow

EUVDB-ID: #VU63553

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-43618

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to integer overflow in mpz/inp_raw.c. A remote attacker can pass specially crafted data to the application, trigger integer overflow and cause a denial of service condition on the target system.

Mitigation

Update the affected package gmp to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server: 12-SP5

libgmp10-debuginfo-32bit: before 5.1.3-4.3.1

libgmp10-32bit: before 5.1.3-4.3.1

libgmp10-debuginfo: before 5.1.3-4.3.1

libgmp10: before 5.1.3-4.3.1

libgmpxx4-debuginfo: before 5.1.3-4.3.1

libgmpxx4: before 5.1.3-4.3.1

gmp-devel: before 5.1.3-4.3.1

gmp-debugsource: before 5.1.3-4.3.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213878-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.