Fedora 29 update for kernel, kernel-headers

Published: 2019-01-14 | Updated: 2025-04-24

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2019-3459 CVE-2019-3460
CWE-ID	CWE-401
Exploitation vector	Local
Public exploit	N/A
Vulnerable software	Fedora Operating systems & Components / Operating system kernel-headers Operating systems & Components / Operating system package or component kernel Operating systems & Components / Operating system package or component
Vendor	Fedoraproject

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Memory leak

EUVDB-ID: #VU17762

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-3459

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.

The vulnerability exists due heap address infoleak in use of l2cap_get_conf_opt. A local attacker can trigger memory leak and access important data.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 29

kernel-headers: before 4.19.15-300.fc29

kernel: before 4.19.15-300.fc29

CPE2.3

External links

https://bodhi.fedoraproject.org/updates/FEDORA-2019-f812c9fb22

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) Memory leak

EUVDB-ID: #VU17763