CVE-2018-20457

CVE-2018-20457, security advisory, suse linux, suse, security, cve

CVE-2018-20457

Common Vulnerabilities and Exposures

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Upstream information

CVE-2018-20457 at MITRE

Description

In radare2 through 3.1.3, the assemble function inside libr/asm/p/asm_arm_cs.c allows attackers to cause a denial-of-service (application crash via an r_num_calc out-of-bounds read) by crafting an arm assembly input because a loop uses an incorrect index in armass.c and certain length validation is missing in armass64.c, a related issue to CVE-2018-20459.

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SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	4.3
Vector	AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector	Network
Access Complexity	Medium
Authentication	None
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	Partial

CVSS v3 Scores

	National Vulnerability Database
Base Score	5.5
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector	Local
Attack Complexity	Low
Privileges Required	None
User Interaction	Required
Scope	Unchanged
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	High
CVSSv3 Version	3.1

SUSE Bugzilla entries: 1120327 [RESOLVED / FIXED], 1120330 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

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SUSE Timeline for this CVE

CVE page created: Thu Dec 27 01:51:13 2018
CVE page last modified: Wed Oct 26 21:36:04 2022