Ubuntu update for glusterfs

1) Out-of-bounds read

EUVDB-ID: #VU74337

Risk: Low

CVSSv3.1: 5.4 [CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-26253

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 a boundary condition within the notify() function in xlators/mount/fuse/src/fuse-bridge.c. A remote local user can trigger an out-of-bounds read error and perform a denial of service (DoS) attack.

Mitigation

Update the affected package glusterfs to the latest version.

Vulnerable software versions

Ubuntu: 22.04 - 23.04

glusterfs-server (Ubuntu package): before 10.3-4ubuntu0.1

glusterfs-common (Ubuntu package): before 10.3-4ubuntu0.1

glusterfs-client (Ubuntu package): before 10.3-4ubuntu0.1

External links

http://ubuntu.com/security/notices/USN-6157-1

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.