SB2023020726 - Multiple vulnerabilities in MediaTek Chipsets
Published: February 7, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 22 vulnerabilities.
1) Out-of-bounds write (CVE-ID: CVE-2023-20614)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in ril. A local user can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.
2) NULL pointer dereference (CVE-ID: CVE-2022-32663)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in Wi-Fi driver. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.
3) Input validation error (CVE-ID: CVE-2022-32656)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: 8.5 [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]
The vulnerability allows a local user to escalate privileges.
The vulnerability exists due to incorrect error handling in Wi-Fi driver. A local user can pass specially crafted input to the application and gain elevated privileges on the target system.
4) Input validation error (CVE-ID: CVE-2022-32655)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: 8.5 [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]
The vulnerability allows a local user to escalate privileges.
The vulnerability exists due to incorrect error handling in Wi-Fi driver. A local user can pass specially crafted input to the application and gain elevated privileges on the target system.
5) Input validation error (CVE-ID: CVE-2022-32654)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: 8.5 [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]
The vulnerability allows a local user to escalate privileges.
The vulnerability exists due to incorrect error handling in Wi-Fi driver. A local user can pass specially crafted input to the application and gain elevated privileges on the target system.
6) Use-after-free (CVE-ID: CVE-2022-32643)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in ccd. A local user can gain elevated privileges on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
7) Race condition (CVE-ID: CVE-2022-32642)
CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSSv4: 8.5 [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]
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition in ccd. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.
8) Use-after-free (CVE-ID: CVE-2023-20619)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in vcu. A local user can gain elevated privileges on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
9) Out-of-bounds read (CVE-ID: CVE-2023-20618)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 8.5 [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]
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in vcu. A local user can trigger out-of-bounds read error and read contents of memory on the system, leading to privilege escalation.
10) Type Confusion (CVE-ID: CVE-2023-20616)
CWE-ID: CWE-843 - Type confusion
CVSSv4: 8.5 [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]
The vulnerability allows a local user to escalate privileges.
The vulnerability exists due to a type confusion error in ion. A local user can pass specially crafted data to the application, trigger a type confusion error and gain elevated privileges on the target system.
11) Out-of-bounds write (CVE-ID: CVE-2023-20615)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in ril. A local user can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.
12) Race condition (CVE-ID: CVE-2023-20607)
CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSSv4: 8.5 [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]
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition in ccu. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.
13) Out-of-bounds write (CVE-ID: CVE-2023-20613)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in ril. A local user can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.
14) Out-of-bounds write (CVE-ID: CVE-2023-20612)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in ril. A local user can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.
15) Use-after-free (CVE-ID: CVE-2023-20611)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in gpu. A local user can gain elevated privileges on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
16) Race condition (CVE-ID: CVE-2023-20610)
CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSSv4: 8.5 [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]
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition in display drm. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.
17) Out-of-bounds read (CVE-ID: CVE-2023-20609)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 6.8 [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]
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in ccu. A local user can trigger out-of-bounds read error and read contents of memory on the system.
18) Use-after-free (CVE-ID: CVE-2023-20608)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in display drm. A local user can gain elevated privileges on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
19) Out-of-bounds write (CVE-ID: CVE-2023-20602)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in ged. A local user can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.
20) Out-of-bounds write (CVE-ID: CVE-2023-20604)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 8.5 [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]
The vulnerability allows a local user to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in ged. A local user can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.
21) Out-of-bounds read (CVE-ID: CVE-2023-20605)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 6.8 [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]
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in keyinstall. A local user can trigger out-of-bounds read error and read contents of memory on the system.
22) Out-of-bounds read (CVE-ID: CVE-2023-20606)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 6.8 [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]
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in apusys. A local user can trigger out-of-bounds read error and read contents of memory on the system.
Remediation
Install update from vendor's website.