1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU59812

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-4155

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to the OS kernel does not impose correctly security restrictions. A local user can gain access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

kpatch-patch-3_10_0-1062_56_1 (Red Hat package): 1-1.el7 - 1-2.el7

kpatch-patch-3_10_0-1062_52_2 (Red Hat package): 1-1.el7 - 1-3.el7

kpatch-patch-3_10_0-1062_51_1 (Red Hat package): 1-1.el7 - 1-4.el7

kpatch-patch-3_10_0-1062_49_1 (Red Hat package): 1-1.el7 - 1-4.el7

kpatch-patch-3_10_0-1062_46_1 (Red Hat package): 1-2.el7 - 1-6.el7

Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions: 7.7

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 7.7

Red Hat Enterprise Linux Server - TUS: 7.7

Red Hat Enterprise Linux Server - AUS: 7.7

kpatch-patch-3_10_0-1062_61_1 (Red Hat package): before 1-1.el7

kpatch-patch-3_10_0-1062_60_1 (Red Hat package): before 1-1.el7

kpatch-patch-3_10_0-1062_59_1 (Red Hat package): before 1-1.el7

---

CPE2.3

• cpe:2.3:o:red_hat:kpatch-patch-3_10_0-1062_56_1:1-2.el7:*:*:*:*:red_hat_enterprise_linux:*:*

External links

http://access.redhat.com/errata/RHSA-2022:0718

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU52033

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-0466

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

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

The vulnerability exists due to unspecified error, related to I/O subsystem in kernel. A local user can elevated privileges on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

kpatch-patch-3_10_0-1062_56_1 (Red Hat package): 1-1.el7 - 1-2.el7

kpatch-patch-3_10_0-1062_52_2 (Red Hat package): 1-1.el7 - 1-3.el7

kpatch-patch-3_10_0-1062_51_1 (Red Hat package): 1-1.el7 - 1-4.el7

kpatch-patch-3_10_0-1062_49_1 (Red Hat package): 1-1.el7 - 1-4.el7

kpatch-patch-3_10_0-1062_46_1 (Red Hat package): 1-2.el7 - 1-6.el7

Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions: 7.7

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 7.7

Red Hat Enterprise Linux Server - TUS: 7.7

Red Hat Enterprise Linux Server - AUS: 7.7

kpatch-patch-3_10_0-1062_61_1 (Red Hat package): before 1-1.el7

kpatch-patch-3_10_0-1062_60_1 (Red Hat package): before 1-1.el7

kpatch-patch-3_10_0-1062_59_1 (Red Hat package): before 1-1.el7

---

CPE2.3

• cpe:2.3:o:red_hat:kpatch-patch-3_10_0-1062_56_1:1-2.el7:*:*:*:*:red_hat_enterprise_linux:*:*

External links

http://access.redhat.com/errata/RHSA-2022:0718

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

3) Buffer overflow

EUVDB-ID: #VU60988

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-0330

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a random memory access flaw caused by a missing TLB flush in Linux kernel GPU i915 kernel driver functionality. A local user can execute arbitrary code on the system with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

kpatch-patch-3_10_0-1062_56_1 (Red Hat package): 1-1.el7 - 1-2.el7

kpatch-patch-3_10_0-1062_52_2 (Red Hat package): 1-1.el7 - 1-3.el7

kpatch-patch-3_10_0-1062_51_1 (Red Hat package): 1-1.el7 - 1-4.el7

kpatch-patch-3_10_0-1062_49_1 (Red Hat package): 1-1.el7 - 1-4.el7

kpatch-patch-3_10_0-1062_46_1 (Red Hat package): 1-2.el7 - 1-6.el7

Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions: 7.7

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 7.7

Red Hat Enterprise Linux Server - TUS: 7.7

Red Hat Enterprise Linux Server - AUS: 7.7

kpatch-patch-3_10_0-1062_61_1 (Red Hat package): before 1-1.el7

kpatch-patch-3_10_0-1062_60_1 (Red Hat package): before 1-1.el7

kpatch-patch-3_10_0-1062_59_1 (Red Hat package): before 1-1.el7

---

CPE2.3

• cpe:2.3:o:red_hat:kpatch-patch-3_10_0-1062_56_1:1-2.el7:*:*:*:*:red_hat_enterprise_linux:*:*

External links

http://access.redhat.com/errata/RHSA-2022:0718

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?