CVE-2021-3673

HIGH

Radare2 - Denial of Service

Title source: rule

Description

A vulnerability was found in Radare2 in version 5.3.1. Improper input validation when reading a crafted LE binary can lead to resource exhaustion and DoS.

References (6)

[Exploit, Issue Tracking, Patch, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=1989130

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IQIRJ72UALGMSWH6MYPVJQQLXFGZ23RS/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JIARALLVVY2362AYFSFULTZKIW6QO5R5/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NFQPEPMLAOQNGZG5OHSPZBNONGG4DDJO/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SKGIB52R4XPCPNEW6GF56EHW7ST24IJU/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XGOU2EFE7YK2YDRNFV6QFUWW2SL2GGQA/

Scores

CVSS v3 7.5

EPSS 0.0064

EPSS Percentile 70.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-252 CWE-20

Status published

Affected Products (4)

radare/radare2

fedoraproject/fedora

Timeline

Published Aug 02, 2021

Tracked Since Feb 18, 2026