Medium severity · published Jun 14, 2022
CVE-2021-35111
Improper validation of tag id while RRC sending tag id to MAC can lead to TOCTOU race condition in Snapdragon Connectivity, Snapdragon Mobile
5.9
CVSS
0.5%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% 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
QF
Qca6390 Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qca6391 Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qca8081 Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qca8337 Firmware · Qualcomm
All versions, or not specified · source: NVD
S8
SD 8 Gen1 5g Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sd765 Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sd765g Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sd768g Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sd778g Firmware · Qualcomm
All versions, or not specified · source: NVD
S5
Sd865 5g Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sd870 Firmware · Qualcomm
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-35111
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-35111
Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/june-2022-bulletin
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