Ubuntu update for linux-aws-5.4



| Updated: 2024-06-16
Risk Low
Patch available YES
Number of vulnerabilities 13
CVE-ID CVE-2022-3707
CVE-2023-0459
CVE-2023-1075
CVE-2023-1078
CVE-2023-1118
CVE-2023-1380
CVE-2023-1513
CVE-2023-2162
CVE-2023-2612
CVE-2023-30456
CVE-2023-31436
CVE-2023-32233
CVE-2023-32269
CWE-ID CWE-415
CWE-1037
CWE-843
CWE-787
CWE-416
CWE-125
CWE-665
CWE-362
CWE-20
Exploitation vector Local
Public exploit Public exploit code for vulnerability #12 is available.
Vulnerable software
 Ubuntu
Operating systems & Components / Operating system

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

linux-image-5.4.0-1103-aws (Ubuntu package)
Operating systems & Components / Operating system package or component

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

linux-image-5.4.0-1064-bluefield (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 13 vulnerabilities.

1) Double Free

EUVDB-ID: #VU70487

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-3707

CWE-ID: CWE-415 - Double Free

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 error within the intel_gvt_dma_map_guest_page() function in Intel GVT-g graphics driver. A local user can trigger a double free error and crash the kernel.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

2) Processor optimization removal or modification of security-critical code

EUVDB-ID: #VU76222

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-0459

CWE-ID: CWE-1037 - Processor optimization removal or modification of security-critical code

Exploit availability: No

Description

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

The vulnerability exists due to improper implementation of speculative execution barriers in usercopy functions
in certain situations. A local user can gain access to sensitive information.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

3) Type Confusion

EUVDB-ID: #VU72700

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1075

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

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

The vulnerability exists due to a type confusion error within the tls_is_tx_ready() function in the net/tls stack of the Linux Kernel. A local user can trigger a type confusion error and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

4) Out-of-bounds write

EUVDB-ID: #VU74054

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1078

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the rds_rm_zerocopy_callback() function in Linux kernel RDS (Reliable Datagram Sockets) protocol. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

5) Use-after-free

EUVDB-ID: #VU72734

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1118

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 in the Linux kernel integrated infrared receiver/transceiver driver "drivers/media/rc/ene_ir.c" when detaching rc device. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.


Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

6) Out-of-bounds read

EUVDB-ID: #VU73280

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1380

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 Broadcom Full MAC Wi-Fi driver (brcmfmac.ko). A local user can trigger an out-of-bounds read error and read contents of kernel memory on the system.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

7) Improper Initialization

EUVDB-ID: #VU74630

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1513

CWE-ID: CWE-665 - Improper Initialization

Exploit availability: No

Description

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

The vulnerability exists due to improper initialization when calling the KVM_GET_DEBUGREGS ioctl on 32-bit systems. A local user can run a specially crafted application to gain access to sensitive information.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

8) Use-after-free

EUVDB-ID: #VU75994

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-2162

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The vulnerability exists due to a use-after-free error within the scsi_sw_tcp_session_create() function in drivers/scsi/iscsi_tcp.c in SCSI sub-component in the Linux Kernel. A local user can trigger a use-after-free error and gain access to sensitive information.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

9) Race condition

EUVDB-ID: #VU76655

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-2612

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

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

The vulnerability exists due to a race condition within the shiftfs filesystem when handling inode locking in some
situations. A local user can exploit the race and cause a denial of service (kernel deadlock).

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

10) Input validation error

EUVDB-ID: #VU75456

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-30456

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of consistency for for CR0 and CR4 in arch/x86/kvm/vmx/nested.c in the Linux kernel. A local user can execute arbitrary code with elevated privileges.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

11) Out-of-bounds write

EUVDB-ID: #VU76098

Risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-31436

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the qfq_change_class() function in net/sched/sch_qfq.c when handling the MTU value provided to the QFQ Scheduler. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.

12) Use-after-free

EUVDB-ID: #VU75807

Risk: Low

CVSSv4.0: 7.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2023-32233

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 in Netfilter nf_tables when processing batch requests. A local user can trigger a use-after-free error and execute arbitrary code with root privileges.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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. However, proof of concept for this vulnerability is available.

13) Use-after-free

EUVDB-ID: #VU76221

Risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-32269

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 in net/netrom/af_netrom.c. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability requires that the system has netrom routing configured or the attacker must have the CAP_NET_ADMIN capability.

Mitigation

Update the affected package linux-aws-5.4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 20.04

linux-image-aws (Ubuntu package): before 5.4.0.1103.81

linux-image-5.4.0-1103-aws (Ubuntu package): before 5.4.0-1103.111~18.04.1

linux-image-bluefield (Ubuntu package): before 5.4.0.1064.59

linux-image-5.4.0-1064-bluefield (Ubuntu package): before 5.4.0-1064.70

CPE2.3 External links

https://ubuntu.com/security/notices/USN-6132-1


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.



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