Fedora 40 update for haproxy



Published: 2024-09-05
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-45506
CWE-ID CWE-835
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Fedora
Operating systems & Components / Operating system

haproxy
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Infinite loop

EUVDB-ID: #VU96822

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-45506

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop within the h2_send() function when zero-copy forwarding for HTTP/2 is enabled. A remote attacker can consume all available system resources and cause denial of service conditions.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 40

haproxy: before 2.9.10-1.fc40

CPE2.3 External links

http://bodhi.fedoraproject.org/updates/FEDORA-2024-39913e097a


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



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