High severity · published Apr 1, 2022
CVE-2021-35103
Possible out of bound write due to improper validation of number of timer values received from firmware while syncing timers in Snapdragon Auto, Snapdragon Compute, Snapdragon…
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
Possible out of bound write due to improper validation of number of timer values received from firmware while syncing timers in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 9% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
Ar8035 Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Ar9380 Firmware · Qualcomm
All versions, or not specified · source: NVD
CF
Csr8811 Firmware · Qualcomm
All versions, or not specified · source: NVD
CF
Csrb31024 Firmware · Qualcomm
All versions, or not specified · source: NVD
IF
Ipq4018 Firmware · Qualcomm
All versions, or not specified · source: NVD
IF
Ipq4019 Firmware · Qualcomm
All versions, or not specified · source: NVD
IF
Ipq4028 Firmware · Qualcomm
All versions, or not specified · source: NVD
IF
Ipq4029 Firmware · Qualcomm
All versions, or not specified · source: NVD
IF
Ipq5010 Firmware · Qualcomm
All versions, or not specified · source: NVD
IF
Ipq5018 Firmware · Qualcomm
All versions, or not specified · source: NVD
IF
Ipq5028 Firmware · Qualcomm
All versions, or not specified · source: NVD
IF
Ipq6010 Firmware · Qualcomm
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-35103
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-35103
Patch
https://www.qualcomm.com/company/product-security/bulletins/march-2022-bulletin
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