Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
EUVDB-ID: #VU61210
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-2022-0617
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the Linux kernel UDF file system functionality. A local user can supply a malicious UDF image to the udf_file_write_iter() function and perform a denial of service (DoS) attack.
Update the affected package linux to the latest version.
Vulnerable software versionsUbuntu: 18.04 - 20.04
linux-image-lowlatency (Ubuntu package): before 5.4.0.109.113
linux-image-5.4.0-1072-aws (Ubuntu package): before 5.4.0-1072.77
linux-image-generic-lpae (Ubuntu package): before 5.4.0.109.113
linux-image-oracle-lts-20.04 (Ubuntu package): before 5.4.0.1070.70
linux-image-kvm (Ubuntu package): before 5.4.0.1062.61
linux-image-gke-5.4 (Ubuntu package): before 5.4.0.1068.78
linux-image-raspi (Ubuntu package): before 5.4.0.1059.93
linux-image-5.4.0-109-generic (Ubuntu package): before 5.4.0-109.123~18.04.1
linux-image-5.4.0-1039-gkeop (Ubuntu package): before 5.4.0-1039.40~18.04.1
linux-image-5.4.0-1072-gcp (Ubuntu package): before 5.4.0-1072.77~18.04.1
linux-image-gcp-lts-20.04 (Ubuntu package): before 5.4.0.1072.80
linux-image-5.4.0-109-lowlatency (Ubuntu package): before 5.4.0-109.123~18.04.1
linux-image-raspi2 (Ubuntu package): before 5.4.0.1059.93
linux-image-5.4.0-1020-ibm (Ubuntu package): before 5.4.0-1020.22~18.04.1
linux-image-5.4.0-1070-oracle (Ubuntu package): before 5.4.0-1070.76~18.04.1
linux-image-aws-lts-20.04 (Ubuntu package): before 5.4.0.1072.74
linux-image-5.4.0-1076-azure-fde (Ubuntu package): before 5.4.0-1076.79+cvm1.1
linux-image-ibm (Ubuntu package): before 5.4.0.1020.37
linux-image-gke (Ubuntu package): before 5.4.0.1068.78
linux-image-5.4.0-1077-azure (Ubuntu package): before 5.4.0-1077.80~18.04.1
linux-image-azure-fde (Ubuntu package): before 5.4.0.1076.79+cvm1.21
linux-image-gkeop-5.4 (Ubuntu package): before 5.4.0.1039.42
linux-image-azure-lts-20.04 (Ubuntu package): before 5.4.0.1077.75
linux-image-ibm-lts-20.04 (Ubuntu package): before 5.4.0.1020.20
linux-image-5.4.0-1068-gke (Ubuntu package): before 5.4.0-1068.71~18.04.1
linux-image-oem-osp1 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-5.4.0-1059-raspi (Ubuntu package): before 5.4.0-1059.67
linux-image-oem (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-generic (Ubuntu package): before 5.4.0.109.113
linux-image-virtual (Ubuntu package): before 5.4.0.109.113
linux-image-gkeop (Ubuntu package): before 5.4.0.1039.42
linux-image-5.4.0-109-generic-lpae (Ubuntu package): before 5.4.0-109.123~18.04.1
linux-image-5.4.0-1062-kvm (Ubuntu package): before 5.4.0-1062.65
linux-image-virtual-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-snapdragon-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-raspi-hwe-18.04 (Ubuntu package): before 5.4.0.1059.60
linux-image-oracle (Ubuntu package): before 5.4.0.1070.76~18.04.49
linux-image-lowlatency-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-generic-lpae-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-generic-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-gcp (Ubuntu package): before 5.4.0.1072.56
linux-image-azure (Ubuntu package): before 5.4.0.1077.56
External linkshttp://ubuntu.com/security/notices/USN-5384-1
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.
EUVDB-ID: #VU61211
Risk: Low
CVSSv3.1: 3.3 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-24448
CWE-ID:
CWE-909 - Missing initialization of resource
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to missing initialization of resource within the fs/nfs/dir.c in the Linux kernel. If an application sets the O_DIRECTORY flag, and tries to open a regular file, nfs_atomic_open() performs a regular lookup. If a regular file is found, ENOTDIR should occur, but the server instead returns uninitialized data in the file descriptor.
Update the affected package linux to the latest version.
Vulnerable software versionsUbuntu: 18.04 - 20.04
linux-image-lowlatency (Ubuntu package): before 5.4.0.109.113
linux-image-5.4.0-1072-aws (Ubuntu package): before 5.4.0-1072.77
linux-image-generic-lpae (Ubuntu package): before 5.4.0.109.113
linux-image-oracle-lts-20.04 (Ubuntu package): before 5.4.0.1070.70
linux-image-kvm (Ubuntu package): before 5.4.0.1062.61
linux-image-gke-5.4 (Ubuntu package): before 5.4.0.1068.78
linux-image-raspi (Ubuntu package): before 5.4.0.1059.93
linux-image-5.4.0-109-generic (Ubuntu package): before 5.4.0-109.123~18.04.1
linux-image-5.4.0-1039-gkeop (Ubuntu package): before 5.4.0-1039.40~18.04.1
linux-image-5.4.0-1072-gcp (Ubuntu package): before 5.4.0-1072.77~18.04.1
linux-image-gcp-lts-20.04 (Ubuntu package): before 5.4.0.1072.80
linux-image-5.4.0-109-lowlatency (Ubuntu package): before 5.4.0-109.123~18.04.1
linux-image-raspi2 (Ubuntu package): before 5.4.0.1059.93
linux-image-5.4.0-1020-ibm (Ubuntu package): before 5.4.0-1020.22~18.04.1
linux-image-5.4.0-1070-oracle (Ubuntu package): before 5.4.0-1070.76~18.04.1
linux-image-aws-lts-20.04 (Ubuntu package): before 5.4.0.1072.74
linux-image-5.4.0-1076-azure-fde (Ubuntu package): before 5.4.0-1076.79+cvm1.1
linux-image-ibm (Ubuntu package): before 5.4.0.1020.37
linux-image-gke (Ubuntu package): before 5.4.0.1068.78
linux-image-5.4.0-1077-azure (Ubuntu package): before 5.4.0-1077.80~18.04.1
linux-image-azure-fde (Ubuntu package): before 5.4.0.1076.79+cvm1.21
linux-image-gkeop-5.4 (Ubuntu package): before 5.4.0.1039.42
linux-image-azure-lts-20.04 (Ubuntu package): before 5.4.0.1077.75
linux-image-ibm-lts-20.04 (Ubuntu package): before 5.4.0.1020.20
linux-image-5.4.0-1068-gke (Ubuntu package): before 5.4.0-1068.71~18.04.1
linux-image-oem-osp1 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-5.4.0-1059-raspi (Ubuntu package): before 5.4.0-1059.67
linux-image-oem (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-generic (Ubuntu package): before 5.4.0.109.113
linux-image-virtual (Ubuntu package): before 5.4.0.109.113
linux-image-gkeop (Ubuntu package): before 5.4.0.1039.42
linux-image-5.4.0-109-generic-lpae (Ubuntu package): before 5.4.0-109.123~18.04.1
linux-image-5.4.0-1062-kvm (Ubuntu package): before 5.4.0-1062.65
linux-image-virtual-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-snapdragon-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-raspi-hwe-18.04 (Ubuntu package): before 5.4.0.1059.60
linux-image-oracle (Ubuntu package): before 5.4.0.1070.76~18.04.49
linux-image-lowlatency-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-generic-lpae-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-generic-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-gcp (Ubuntu package): before 5.4.0.1072.56
linux-image-azure (Ubuntu package): before 5.4.0.1077.56
External linkshttp://ubuntu.com/security/notices/USN-5384-1
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.
EUVDB-ID: #VU62482
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-2022-24959
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the yam_siocdevprivate() function in drivers/net/hamradio/yam.c. A local user can perform a denial of service attack.
MitigationUpdate the affected package linux to the latest version.
Vulnerable software versionsUbuntu: 18.04 - 20.04
linux-image-lowlatency (Ubuntu package): before 5.4.0.109.113
linux-image-5.4.0-1072-aws (Ubuntu package): before 5.4.0-1072.77
linux-image-generic-lpae (Ubuntu package): before 5.4.0.109.113
linux-image-oracle-lts-20.04 (Ubuntu package): before 5.4.0.1070.70
linux-image-kvm (Ubuntu package): before 5.4.0.1062.61
linux-image-gke-5.4 (Ubuntu package): before 5.4.0.1068.78
linux-image-raspi (Ubuntu package): before 5.4.0.1059.93
linux-image-5.4.0-109-generic (Ubuntu package): before 5.4.0-109.123~18.04.1
linux-image-5.4.0-1039-gkeop (Ubuntu package): before 5.4.0-1039.40~18.04.1
linux-image-5.4.0-1072-gcp (Ubuntu package): before 5.4.0-1072.77~18.04.1
linux-image-gcp-lts-20.04 (Ubuntu package): before 5.4.0.1072.80
linux-image-5.4.0-109-lowlatency (Ubuntu package): before 5.4.0-109.123~18.04.1
linux-image-raspi2 (Ubuntu package): before 5.4.0.1059.93
linux-image-5.4.0-1020-ibm (Ubuntu package): before 5.4.0-1020.22~18.04.1
linux-image-5.4.0-1070-oracle (Ubuntu package): before 5.4.0-1070.76~18.04.1
linux-image-aws-lts-20.04 (Ubuntu package): before 5.4.0.1072.74
linux-image-5.4.0-1076-azure-fde (Ubuntu package): before 5.4.0-1076.79+cvm1.1
linux-image-ibm (Ubuntu package): before 5.4.0.1020.37
linux-image-gke (Ubuntu package): before 5.4.0.1068.78
linux-image-5.4.0-1077-azure (Ubuntu package): before 5.4.0-1077.80~18.04.1
linux-image-azure-fde (Ubuntu package): before 5.4.0.1076.79+cvm1.21
linux-image-gkeop-5.4 (Ubuntu package): before 5.4.0.1039.42
linux-image-azure-lts-20.04 (Ubuntu package): before 5.4.0.1077.75
linux-image-ibm-lts-20.04 (Ubuntu package): before 5.4.0.1020.20
linux-image-5.4.0-1068-gke (Ubuntu package): before 5.4.0-1068.71~18.04.1
linux-image-oem-osp1 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-5.4.0-1059-raspi (Ubuntu package): before 5.4.0-1059.67
linux-image-oem (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-generic (Ubuntu package): before 5.4.0.109.113
linux-image-virtual (Ubuntu package): before 5.4.0.109.113
linux-image-gkeop (Ubuntu package): before 5.4.0.1039.42
linux-image-5.4.0-109-generic-lpae (Ubuntu package): before 5.4.0-109.123~18.04.1
linux-image-5.4.0-1062-kvm (Ubuntu package): before 5.4.0-1062.65
linux-image-virtual-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-snapdragon-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-raspi-hwe-18.04 (Ubuntu package): before 5.4.0.1059.60
linux-image-oracle (Ubuntu package): before 5.4.0.1070.76~18.04.49
linux-image-lowlatency-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-generic-lpae-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-generic-hwe-18.04 (Ubuntu package): before 5.4.0.109.123~18.04.94
linux-image-gcp (Ubuntu package): before 5.4.0.1072.56
linux-image-azure (Ubuntu package): before 5.4.0.1077.56
External linkshttp://ubuntu.com/security/notices/USN-5384-1
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.