Resource Exhaustion Affecting nasm-doc package, versions *


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.24% (62nd percentile)

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  • Snyk IDSNYK-RHEL7-NASMDOC-1389851
  • published26 Jul 2021
  • disclosed2 Jan 2019

Introduced: 2 Jan 2019

CVE-2019-6291  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 nasm-doc.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nasm-doc package and not the nasm-doc package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

An issue was discovered in the function expr6 in eval.c in Netwide Assembler (NASM) through 2.14.02. There is a stack exhaustion problem caused by the expr6 function making recursive calls to itself in certain scenarios involving lots of '!' or '+' or '-' characters. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted asm file.