GLSA-201611-10 : libuv: Privilege escalation

critical Nessus Plugin ID 94936

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Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-201611-10 (libuv: Privilege escalation)

It was discovered that libuv does not call setgroups before calling setuid/setgid. If this is not called, then even though the uid has been dropped, there may still be groups associated that permit superuser privileges.
Impact :

Context-dependent attackers could escalate privileges via unspecified vectors.
Workaround :

There is no known workaround at this time.

Solution

All libuv users should upgrade to the latest version:
# emerge --sync # emerge --ask --verbose --oneshot '>=dev-libs/libuv-1.4.2'

Plugin Details

Severity: Critical

ID: 94936

File Name: gentoo_GLSA-201611-10.nasl

Version: 3.3

Type: local

Family: Gentoo Local Security Checks

Published: 11/17/2016

Updated: 1/16/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2015-0278

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:libuv, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 11/17/2016

Reference Information

CVE: CVE-2015-0278

GLSA: 201611-10

Detections

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