Ubuntu update for linux-laptop



Published: 2024-03-21 | Updated: 2024-06-07
Risk Low
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2024-1085
CVE-2024-1086
CVE-2024-26597
CVE-2024-26599
CWE-ID CWE-416
CWE-125
Exploitation vector Local
Public exploit Vulnerability #2 is being exploited in the wild.
Vulnerable software
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Operating systems & Components / Operating system

linux-image-laptop-23.10 (Ubuntu package)
Operating systems & Components / Operating system package or component

linux-image-6.5.0-1012-laptop (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU86578

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-1085

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the netfilter nf_tables component in Linux kernel. A local user can trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Update the affected package linux-laptop to the latest version.

Vulnerable software versions

Ubuntu: 23.10

linux-image-laptop-23.10 (Ubuntu package): before 6.5.0.1012.15

linux-image-6.5.0-1012-laptop (Ubuntu package): before 6.5.0-1012.15

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6707-2


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) Use-after-free

EUVDB-ID: #VU86577

Risk: High

CVSSv3.1: 8.4 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2024-1086

CWE-ID: CWE-416 - Use After Free

Exploit availability: Yes

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the netfilter nf_tables component in Linux kernel. A local user can trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Update the affected package linux-laptop to the latest version.

Vulnerable software versions

Ubuntu: 23.10

linux-image-laptop-23.10 (Ubuntu package): before 6.5.0.1012.15

linux-image-6.5.0-1012-laptop (Ubuntu package): before 6.5.0-1012.15

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6707-2


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?

Yes. This vulnerability is being exploited in the wild.

3) Out-of-bounds read

EUVDB-ID: #VU87682

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-2024-26597

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 in drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c when parsing the netlink attributes. A local user can trigger an out-of-bounds read error and perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-laptop to the latest version.

Vulnerable software versions

Ubuntu: 23.10

linux-image-laptop-23.10 (Ubuntu package): before 6.5.0.1012.15

linux-image-6.5.0-1012-laptop (Ubuntu package): before 6.5.0-1012.15

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6707-2


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.

4) Out-of-bounds read

EUVDB-ID: #VU87681

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-26599

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

Exploit availability: No

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the of_pwm_single_xlate() function in drivers/pwm/core.c. A local user can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package linux-laptop to the latest version.

Vulnerable software versions

Ubuntu: 23.10

linux-image-laptop-23.10 (Ubuntu package): before 6.5.0.1012.15

linux-image-6.5.0-1012-laptop (Ubuntu package): before 6.5.0-1012.15

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6707-2


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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