Buffer overflow in Nasm Netwide_assembler

CVE-2018-8882

Netwide Assembler (NASM) 2.13.02rc2 has a stack-based buffer under-read in the function ieee_shr in asm/float.c via a large shift value.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (30.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-8882?
CVE-2018-8882 is a high-severity vulnerability in Nasm Netwide_assembler, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2018-03-20.
How severe is CVE-2018-8882?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2018-8882 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.