Double-free Vulnerability in NASM 2.15.04rc3
CVE-2020-24978

9.8CRITICAL

Key Information:

Vendor

Nasm

Status
Netwide Assembler
Vendor
CVE Published:
4 September 2020

What is CVE-2020-24978?

In NASM version 2.15.04rc3, a double-free vulnerability exists in the pp_tokline function located in asm/preproc.c. This security flaw can lead to potential exploitation, allowing attackers to manipulate memory and cause unexpected behavior. The vulnerability has been addressed in a subsequent commit, ensuring improved safety and stability in handling memory management.

References

https://bugzilla.nasm.us/show_bug.cgi?id=3392712
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.