Ubuntu update for linux-intel-iotg



Published: 2023-09-18
Risk High
Patch available YES
Number of vulnerabilities 8
CVE-ID CVE-2022-48425
CVE-2023-21255
CVE-2023-2898
CVE-2023-31084
CVE-2023-3212
CVE-2023-38426
CVE-2023-38428
CVE-2023-38429
CWE-ID CWE-763
CWE-416
CWE-476
CWE-833
CWE-125
CWE-193
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Operating systems & Components / Operating system

linux-image-intel-iotg (Ubuntu package)
/

linux-image-5.15.0-1039-intel-iotg (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 8 vulnerabilities.

1) Release of invalid pointer or reference

EUVDB-ID: #VU77625

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/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-2022-48425

CWE-ID: CWE-763 - Release of invalid pointer or reference

Exploit availability: No

Description

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

The vulnerability exists due to an invalid kfree in fs/ntfs3/inode.c caused by improper validation of MFT flags before replaying logs. A local user can execute arbitrary code with elevated privileges.

Mitigation

Update the affected package linux-intel-iotg to the latest version.

Vulnerable software versions

Ubuntu: 22.04

linux-image-intel-iotg (Ubuntu package): before 5.15.0.1039.39

linux-image-5.15.0-1039-intel-iotg (Ubuntu package): before 5.15.0-1039.45

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6339-4


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: #VU77990

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/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-2023-21255

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input within the binder_transaction_buffer_release() function in Binder subsystem in Android kernel. A local application can trigger a use-after-fee error and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package linux-intel-iotg to the latest version.

Vulnerable software versions

Ubuntu: 22.04

linux-image-intel-iotg (Ubuntu package): before 5.15.0.1039.39

linux-image-5.15.0-1039-intel-iotg (Ubuntu package): before 5.15.0-1039.45

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6339-4


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.

3) NULL pointer dereference

EUVDB-ID: #VU79476

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-2023-2898

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error within the f2fs_write_end_io() function in fs/f2fs/data.c. A local user can pass specially crafted data to the system and perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-intel-iotg to the latest version.

Vulnerable software versions

Ubuntu: 22.04

linux-image-intel-iotg (Ubuntu package): before 5.15.0.1039.39

linux-image-5.15.0-1039-intel-iotg (Ubuntu package): before 5.15.0-1039.45

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6339-4


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) Deadlock

EUVDB-ID: #VU77246

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-2023-31084

CWE-ID: CWE-833 - Deadlock

Exploit availability: No

Description

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

The vulnerability exists due to a deadlock in drivers/media/dvb-core/dvb_frontend.c when a task is in !TASK_RUNNING. A local user can trigger a deadlock and crash the kernel.

Mitigation

Update the affected package linux-intel-iotg to the latest version.

Vulnerable software versions

Ubuntu: 22.04

linux-image-intel-iotg (Ubuntu package): before 5.15.0.1039.39

linux-image-5.15.0-1039-intel-iotg (Ubuntu package): before 5.15.0-1039.45

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6339-4


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.

5) NULL pointer dereference

EUVDB-ID: #VU78009

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-2023-3212

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error within the gfs2 file system in the Linux kernel. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-intel-iotg to the latest version.

Vulnerable software versions

Ubuntu: 22.04

linux-image-intel-iotg (Ubuntu package): before 5.15.0.1039.39

linux-image-5.15.0-1039-intel-iotg (Ubuntu package): before 5.15.0-1039.45

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6339-4


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.

6) Out-of-bounds read

EUVDB-ID: #VU80499

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-38426

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information or perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition within the smb2_find_context_vals() function. A remote attacker can send specially crafted data to the server, trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-intel-iotg to the latest version.

Vulnerable software versions

Ubuntu: 22.04

linux-image-intel-iotg (Ubuntu package): before 5.15.0.1039.39

linux-image-5.15.0-1039-intel-iotg (Ubuntu package): before 5.15.0-1039.45

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6339-4


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Out-of-bounds read

EUVDB-ID: #VU80498

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-38428

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information or perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in fs/ksmbd/smb2pdu.c. A remote attacker can send specially crafted data to the server, trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-intel-iotg to the latest version.

Vulnerable software versions

Ubuntu: 22.04

linux-image-intel-iotg (Ubuntu package): before 5.15.0.1039.39

linux-image-5.15.0-1039-intel-iotg (Ubuntu package): before 5.15.0-1039.45

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6339-4


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Off-by-one

EUVDB-ID: #VU80497

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-38429

CWE-ID: CWE-193 - Off-by-one Error

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to an off-by-one error within the ksmbd_smb2_check_message() function in fs/ksmbd/connection.c. A remote attacker can trigger an off-by-one error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package linux-intel-iotg to the latest version.

Vulnerable software versions

Ubuntu: 22.04

linux-image-intel-iotg (Ubuntu package): before 5.15.0.1039.39

linux-image-5.15.0-1039-intel-iotg (Ubuntu package): before 5.15.0-1039.45

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6339-4


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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