CVE-2018-11383 — The r_strbuf_fini() function in radare2 2.5.0 allows remote attackers to cause a denial of service (invalid free and application crash) via a crafted ELF file because of an uninitialized variable in the CPSE handler in libr/anal/p/anal_avr.c

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MEDIUM

The r_strbuf_fini() function in radare2 2.5.0 allows remote attackers to cause a denial of service (invalid free and application crash) via a crafted ELF file because of an uninitialized variable in the CPSE handler in libr/anal/p/anal_avr.c

Published May 22, 2018

5.5

MEDIUM

CVSS 3.0

EPSS 1.14%

Description

The r_strbuf_fini() function in radare2 2.5.0 allows remote attackers to cause a denial of service (invalid free and application crash) via a crafted ELF file because of an uninitialized variable in the CPSE handler in libr/anal/p/anal_avr.c.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.14% 0.01139

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.01139

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 3, 2026	1.14% (0.01139)	65.48th	v5 (v2026.06.15)
Sep 20, 2026	1.16% (0.01157)	65.65th	v5 (v2026.06.15)
Jul 20, 2024	0.14% (0.00143)	50.56th	v3 (v2023.03.01)
Jun 6, 2024	0.14% (0.00143)	50.12th	v3 (v2023.03.01)
May 1, 2024	0.12% (0.00119)	45.50th	v3 (v2023.03.01)
Mar 31, 2024	0.10% (0.00101)	40.48th	v3 (v2023.03.01)
Mar 7, 2023	0.08% (0.00081)	33.12th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)
Feb 3, 2022	0.98% (0.00976)	26.54th	v5 (v2026.06.15)
Apr 14, 2021	0.98% (0.00976)	0.00th	v1

Weaknesses (1)

CWE-908

References (2)

https://github.com/radare/radare2/commit/9d348bcc2c4bbd3805e7eec97b594be9febbdf9a
x_refsource_MISCPatchThird Party Advisory
https://github.com/radare/radare2/issues/9943
x_refsource_MISCThird Party Advisory

Link	Providers	Tags
https://github.com/radare/radare2/commit/9d348bcc2c4bbd3805e7eec97b594be9febbdf9a		x_refsource_MISCPatchThird Party Advisory
https://github.com/radare/radare2/issues/9943		x_refsource_MISCThird Party Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published May 22, 2018

Updated Aug 5, 2024

Reserved May 22, 2018

Link CVE-2018-11383

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2018-11383

Red Hat

Severity n/a

Public date n/a

Links CVE-2018-11383