SB2021100522 - Multiple vulnerabilities in Qualcomm chipsets

Description

This security bulletin contains information about 31 vulnerabilities.

1) NULL Pointer Dereference (CVE-ID: CVE-2021-1917)

CWE-ID: CWE-476 - NULL Pointer Dereference

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in DIAG. A local application can execute arbitrary code.

2) Stack-based buffer overflow (CVE-ID: CVE-2021-30288)

CWE-ID: CWE-121 - Stack-based buffer overflow

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in WLAN. A local application can execute arbitrary code.

3) Buffer over-read (CVE-ID: CVE-2021-1977)

CWE-ID: CWE-126 - Buffer over-read

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 improper input validation in WLAN. A remote attacker can perform a denial of service (DoS) attack.

4) Buffer over-read (CVE-ID: CVE-2021-30304)

CWE-ID: CWE-126 - Buffer over-read

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 improper input validation in WLAN. A remote attacker can perform a denial of service (DoS) attack.

5) Buffer over-read (CVE-ID: CVE-2021-1980)

CWE-ID: CWE-126 - Buffer over-read

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 improper input validation in WLAN. A remote attacker can perform a denial of service (DoS) attack.

6) Improper Authentication (CVE-ID: CVE-2021-30302)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation in WLAN. A remote attacker can gain access to sensitive information.

7) Improper Authentication (CVE-ID: CVE-2021-30312)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation in WIGIG Host. A remote attacker can gain access to sensitive information.

8) Improper Input Validation (CVE-ID: CVE-2021-30310)

CWE-ID: CWE-20 - Improper input validation

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 improper input validation in WLAN. A remote attacker can perform a denial of service (DoS) attack.

9) Use After Free (CVE-ID: CVE-2021-30315)

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in Sensor Hardware Abstraction Layer. A local application can execute arbitrary code.

10) Buffer overflow (CVE-ID: CVE-2021-1966)

CWE-ID: CWE-120 - Buffer overflow

CVSSv4: 8.4 [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]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to improper input validation in Display. A local privileged application can execute arbitrary code.

11) Stack-based buffer overflow (CVE-ID: CVE-2021-1967)

CWE-ID: CWE-121 - Stack-based buffer overflow

CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a local application to read and manipulate data.

The vulnerability exists due to improper input validation in WLAN. A local application can read and manipulate data.

12) Information Exposure (CVE-ID: CVE-2021-1968)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

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 application to gain access to sensitive information.

The vulnerability exists due to improper input validation in Neural Processing. A local application can gain access to sensitive information.

13) Information Exposure (CVE-ID: CVE-2021-1969)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

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 application to gain access to sensitive information.

The vulnerability exists due to improper input validation in Neural Processing. A local application can gain access to sensitive information.

14) Improper Access Control (CVE-ID: CVE-2020-11303)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation in WLAN. A remote attacker can gain access to sensitive information.

15) Integer overflow (CVE-ID: CVE-2021-1913)

CWE-ID: CWE-190 - Integer overflow

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in Trust Zone. A local application can execute arbitrary code.

16) Untrusted Pointer Dereference (CVE-ID: CVE-2021-1959)

CWE-ID: CWE-822 - Untrusted Pointer Dereference

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in Data Modem. A local application can execute arbitrary code.

17) Improper Access Control (CVE-ID: CVE-2021-1932)

CWE-ID: CWE-284 - Improper Access Control

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in QTEE. A local application can execute arbitrary code.

18) NULL Pointer Dereference (CVE-ID: CVE-2021-1936)

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 improper input validation in Modem. A remote attacker can perform a denial of service (DoS) attack.

19) Integer overflow (CVE-ID: CVE-2021-1949)

CWE-ID: CWE-190 - Integer overflow

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in Display. A local application can execute arbitrary code.

20) Integer overflow (CVE-ID: CVE-2021-1983)

CWE-ID: CWE-190 - Integer overflow

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in VR Service. A local application can execute arbitrary code.

21) Integer overflow (CVE-ID: CVE-2021-1984)

CWE-ID: CWE-190 - Integer overflow

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in VR Service. A local application can execute arbitrary code.

22) Buffer over-read (CVE-ID: CVE-2021-1985)

CWE-ID: CWE-126 - Buffer over-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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in VR Service. A local application can execute arbitrary code.

23) Buffer overflow (CVE-ID: CVE-2021-30256)

CWE-ID: CWE-120 - Buffer overflow

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in VR Service. A local application can execute arbitrary code.

24) Improper Validation of Array Index (CVE-ID: CVE-2021-30257)

CWE-ID: CWE-129 - Improper Validation of Array Index

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in VR Service. A local application can execute arbitrary code.

25) Stack-based buffer overflow (CVE-ID: CVE-2021-30258)

CWE-ID: CWE-121 - Stack-based buffer overflow

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in VR Service. A local application can execute arbitrary code.

26) Incorrect Calculation of Buffer Size (CVE-ID: CVE-2021-30291)

CWE-ID: CWE-131 - Incorrect Calculation of Buffer Size

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in VR Service. A local application can execute arbitrary code.

27) Incorrect Calculation of Buffer Size (CVE-ID: CVE-2021-30292)

CWE-ID: CWE-131 - Incorrect Calculation of Buffer Size

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in VR Service. A local application can execute arbitrary code.

28) Buffer overflow (CVE-ID: CVE-2021-30297)

CWE-ID: CWE-120 - Buffer overflow

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in VR Service. A local application can execute arbitrary code.

29) Improper Input Validation (CVE-ID: CVE-2021-30305)

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in Linux Graphics. A local application can execute arbitrary code.

30) Buffer over-read (CVE-ID: CVE-2021-30306)

CWE-ID: CWE-126 - Buffer over-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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in DSP Services. A local application can execute arbitrary code.

31) Use of Out-of-range Pointer Offset (CVE-ID: CVE-2021-30316)

CWE-ID: CWE-823 - Use of Out-of-range Pointer Offset

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 application to execute arbitrary code.

The vulnerability exists due to improper input validation in Multimedia Drivers. A local application can execute arbitrary code.

Remediation

Install update from vendor's website.

References

• https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin