Red Hat Enterprise Linux 8 update for kpatch-patch-4_18_0-305_120_1 and kpatch-patch-4_18_0-305_138_1

Published: 2024-09-13

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2024-41090 CVE-2024-41091
CWE-ID	CWE-125
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions Operating systems & Components / Operating system package or component kpatch-patch-4_18_0-305_138_1 (Red Hat package) Operating systems & Components / Operating system package or component kpatch-patch-4_18_0-305_120_1 (Red Hat package) Operating systems & Components / Operating system package or component
Vendor	Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds read

EUVDB-ID: #VU94840

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-41090

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the tap_get_user_xdp() function in drivers/net/tap.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 8.4

kpatch-patch-4_18_0-305_138_1 (Red Hat package): before 1-1.el8_4

kpatch-patch-4_18_0-305_120_1 (Red Hat package): before 1-5.el8_4

External links

http://access.redhat.com/errata/RHSA-2024:6663

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) Out-of-bounds read

EUVDB-ID: #VU94841