Vulnerability Details : CVE-2023-31973

yasm v1.3.0 was discovered to contain a use after free via the function expand_mmac_params at /nasm/nasm-pp.c.

Vulnerability category: Memory Corruption

Published 2023-05-09 14:15:14

Updated 2023-07-05 19:00:21

Source MITRE

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2023-31973

Probability of exploitation activity in the next 30 days: 0.04%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 11 % EPSS Score History EPSS FAQ

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	1.8	3.6	[email protected]
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

Assigned by: [email protected] (Primary)

Tortall » Yasm » Version: 1.3.0
cpe:2.3:a:tortall:yasm:1.3.0:*:*:*:*:*:*:*
Matching versions