CVE-2021-32494 — Divide By Zero in Radare2

CWE-369 — Divide By Zero4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.2%
top 55.58%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Debian Radare2Radare2Radare Radare2
Timeline
PublishedJul 7

Description

Radare2 has a division by zero vulnerability in Mach-O parser's rebase_buffer function. This allow attackers to create malicious inputs that can cause denial of service.

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)
▶NVDradare/radare25.3.0
▶CVEListV5radare2/radare25.3.0-git 26142

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
OSV
CVE-2021-32494: Radare2 has a division by zero vulnerability in Mach-O parser's rebase_buffer function↗2023-07-07
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GHSA
GHSA-v4qw-9ffj-jq3x: Radare2 has a division by zero vulnerability in Mach-O parser's rebase_buffer function↗2023-07-07
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📋Vendor Advisories

1
Debian
CVE-2021-32494: radare2 - Radare2 has a division by zero vulnerability in Mach-O parser's rebase_buffer fu...↗2021
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