Fedora EPEL 7 update for lxc

Published: 2015-08-02 | Updated: 2025-04-24

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2015-1331 CVE-2015-1334
CWE-ID	CWE-59 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Fedora Operating systems & Components / Operating system lxc Operating systems & Components / Operating system package or component
Vendor	Fedoraproject

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Link following

EUVDB-ID: #VU33646

Risk: Low

CVSSv4.0: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2015-1331

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

The vulnerability allows a local non-authenticated attacker to manipulate data.

lxclock.c in LXC 1.1.2 and earlier allows local users to create arbitrary files via a symlink attack on /run/lock/lxc/*.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 7

lxc: before 1.0.7-2.el7

CPE2.3

External links

https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2015-7493

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU33824

Risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2015-1334

CWE-ID: CWE-20 - Improper input validation