CVE-2024-48992

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-11-19 · updated 2026-06-17
Weakness: CWE-427

Description

Qualys discovered that needrestart, before version 3.8, allows local attackers to execute arbitrary code as root by tricking needrestart into running the Ruby interpreter with an attacker-controlled RUBYLIB environment variable.

Affected products

needrestart: before 3.8 — fixed in 3.8

How to fix

Upgrade to a fixed version: needrestart 3.8. Check the vendor advisory for mitigations.

References

https://github.com/liske/needrestart/commit/b5f25f6ec6e7dd0c5be249e4e45de4ee9ffe594f
https://www.cve.org/CVERecord?id=CVE-2024-48992
https://www.qualys.com/2024/11/19/needrestart/needrestart.txt
http://seclists.org/fulldisclosure/2024/Nov/17
https://lists.debian.org/debian-lts-announce/2024/11/msg00014.html
https://www.openwall.com/lists/oss-security/2024/11/19/1

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