Out-of-bounds Write in radare2

published 2025-02-28 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-5478

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits: 0; none known

Out-of-bounds Write vulnerability in radareorg radare2 allows

heap-based buffer over-read or buffer overflow.This issue affects radare2: before <5.9.9.

Patch / fix

distros 2 links 1

opensuse azure linux

radare2 openSUSE Tumbleweed 5.9.8-3.1
radare2 Package Hub 15 SP6, openSUSE Leap 15.6 5.9.8-bp156.4.9.1

opensuse advisories openSUSE-SU-2025:15292-1 openSUSE-SU-2025:0101-1

ceph Azure Linux 3.0 18.2.2-6
binutils Azure Linux 3.0 2.41-5
ceph CBL-Mariner 2.0 16.2.10-7
binutils CBL-Mariner 2.0 2.37-14
cloud-hypervisor CBL-Mariner 2.0 32.0-6

azure linux advisories AZL-57501 AZL-57528 AZL-57533 AZL-57590 AZL-57644

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

github.com/radareorg/radare2#23969 pull request

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-1744 updated 2026-06-25 cvss 10.0

radare2: Out-of-bounds Write in radare2

Red Hat All currently supported Red Hat products
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 20 mo ago (2025-02-28)

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	10.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CNA	4.0	10.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

radareorg radare2

Classification

Weakness

CWE-787 Out-of-bounds Write

References

github.com /radareorg/radare2/pull/23969
patch, third-party-advisory, issue-tracking, vendor-advisory

Sources

CVE List CVE-2025-1744
NVD CVE-2025-1744

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary