openEuler update for nasm



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-21528
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 openEuler
Operating systems & Components / Operating system

nasm-help
Operating systems & Components / Operating system package or component

nasm-debuginfo
Operating systems & Components / Operating system package or component

nasm-debugsource
Operating systems & Components / Operating system package or component

nasm
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU84812

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-21528

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input within the ieee_segment() function in outieee.c. A remote attacker can pass specially crafted assembly file to the compiler and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS

nasm-help: before 2.15.03-7

nasm-debuginfo: before 2.15.03-7

nasm-debugsource: before 2.15.03-7

nasm: before 2.15.03-7

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1626


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.



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