CVE-2021-3673 — Improper Input Validation in Radare2

CWE-20 — Improper Input ValidationCWE-252 — Unchecked Return Value4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.6%
top 29.31%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Debian Radare2Radare Radare2Fedoraproject Fedora
Timeline
PublishedAug 2
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/radare2< radare2 5.5.0+dfsg-1 (sid)
▶CVEListV5radare/radare2Radare2 version 5.3.1
▶NVDradare/radare25.3.1

Also affects: Fedora 33, 34, 35

Patches

Patch: bugzilla.redhat.com ↗Patch: bugzilla.redhat.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-45j6-6fww-gqv4: A vulnerability was found in Radare2 in version 5↗2022-05-24
▶
OSV
CVE-2021-3673: A vulnerability was found in Radare2 in version 5↗2021-08-02
▶

📋Vendor Advisories

1
Debian
CVE-2021-3673: radare2 - A vulnerability was found in Radare2 in version 5.3.1. Improper input validation...↗2021
▶