Fedora 31 update for kernel, kernel-tools



| Updated: 2025-04-25
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-17666
CWE-ID CWE-119
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

kernel-tools
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 one medium risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU22595

Risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-17666

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the P2P (Wifi-Direct) functionality in rtl_p2p_noa_ie() function in drivers/net/wireless/realtek/rtlwifi/ps.c in Linux kernel when processing Notice and Absence frames. A remote attacker can send specially crafted data via the wireless network, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 31

kernel-tools: before 5.3.7-300.fc31

kernel: before 5.3.7-301.fc31

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2019-6a67ff8793


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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



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