Ubuntu update for linux

1) Use of uninitialized resource

EUVDB-ID: #VU90878

Risk: Low

CVSSv3.1: 6.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-26882

CWE-ID: CWE-908 - Use of Uninitialized Resource

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to use of uninitialized resource within the ip_tunnel_rcv() function in net/ipv4/ip_tunnel.c. A local user can execute arbitrary code.

Mitigation

Update the affected package linux to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-image-generic-lts-saucy (Ubuntu package): before Ubuntu Pro

linux-image-generic-lts-raring (Ubuntu package): before Ubuntu Pro

linux-image-generic-lts-quantal (Ubuntu package): before Ubuntu Pro

linux-image-3.13.0-198-lowlatency (Ubuntu package): before Ubuntu Pro

linux-image-3.13.0-198-generic (Ubuntu package): before Ubuntu Pro

linux-image-generic-lts-trusty (Ubuntu package): before Ubuntu Pro

linux-image-server (Ubuntu package): before Ubuntu Pro

linux-image-lowlatency (Ubuntu package): before Ubuntu Pro (Infra-only)

linux-image-generic (Ubuntu package): before Ubuntu Pro (Infra-only)

linux-image-virtual (Ubuntu package): before Ubuntu Pro (Infra-only)

External links

http://ubuntu.com/security/notices/USN-6925-1

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.