Red Hat Enterprise Linux 9 update for kpatch-patch-5_14_0-427_13_1 and kpatch-patch-5_14_0-427_31_1



Published: 2024-09-17
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
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Red Hat Enterprise Linux for Power, little endian
Operating systems & Components / Operating system

Red Hat Enterprise Linux for x86_64
Operating systems & Components / Operating system

kpatch-patch-5_14_0-427_31_1 (Red Hat package)
Operating systems & Components / Operating system package or component

kpatch-patch-5_14_0-427_13_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 for Power, little endian: 9

Red Hat Enterprise Linux for x86_64: 9

kpatch-patch-5_14_0-427_31_1 (Red Hat package): before 1-1.el9_4

kpatch-patch-5_14_0-427_13_1 (Red Hat package): before 1-3.el9_4

External links

http://access.redhat.com/errata/RHSA-2024:6242


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

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-2024-41091

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 tun_xdp_one() function in drivers/net/tun.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 for Power, little endian: 9

Red Hat Enterprise Linux for x86_64: 9

kpatch-patch-5_14_0-427_31_1 (Red Hat package): before 1-1.el9_4

kpatch-patch-5_14_0-427_13_1 (Red Hat package): before 1-3.el9_4

External links

http://access.redhat.com/errata/RHSA-2024:6242


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.



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