CVE-2023-5686

Publication date 20 October 2023

Last updated 30 May 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

5.1 · Medium

Score breakdown

Heap-based Buffer Overflow in GitHub repository radareorg/radare2 prior to 5.9.0.

Read the notes from the security team

Why is this CVE low priority?

Out of bounds read leading to a crash, unlikely to expose any sensitive information.

Learn more about Ubuntu priority

Status

Package Ubuntu Release Status
radare 25.04 plucky Not in release
24.10 oracular Not in release
24.04 LTS noble Not in release
23.10 mantic Not in release
23.04 lunar Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Ignored end of standard support
radare2 25.04 plucky
Needs evaluation
24.10 oracular
Needs evaluation
24.04 LTS noble
Needs evaluation
23.10 mantic Ignored end of life, was needs-triage
23.04 lunar Ignored end of life, was needs-triage
22.04 LTS jammy Not in release
20.04 LTS focal
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty Ignored end of standard support

Notes

sbeattie

upstream asserts that it is an OOB read when disassembling an instruction, and thus does not have any security impact (beyond perhaps a denial of service for someone performing analysis of malware).

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
radare2

Severity score breakdown

Parameter Value
Base score 5.1 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact None
Availability impact Low
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L