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01 Record

CVE-2021-30290

Possible null pointer dereference due to race condition between timeline fence signal and time line fence destroy in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon

HighPUBLISHEDCNA: qualcomm
CNA base score8.4 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

02 Description

Possible null pointer dereference due to race condition between timeline fence signal and time line fence destroy in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.10% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 1.2% of scored records. A rank, not a probability.
NVD base score
7.0 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-09-09 07:36Z5 YR AGO
Last updated
2024-08-03 22:32Z2 YR AGO
Reserved
2021-04-07
Assigning CNA
qualcomm
Record state
PUBLISHED
Severity
High (CVSS 8.4)
CNA CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-367Time-of-check Time-of-use (TOCTOU) Race ConditionBase
  • CWE-476NULL Pointer DereferenceBase
Data version
5.1
Document digest
58932cfad6f73a8d28b303cc47fd179451379c920bc1663556f91033cf1c2eb2

05 Affected products

VendorProductVersionsPlatforms
Qualcomm, Inc.Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon MobileQCA6174A, QCA6574, QCA6574A, QCA6574AU, QCA6595AU, QCA6696, QCA9377, QCM6490, QCS6490, SA6145P, SA6150P, SA6155, SA6155P, SA8145P, SA8150P, SA8155, SA8155P, SA8195P, SD480, SD778G, SD780G, SD888, SD888 5G, SDX12, SM7315, SM7325P, WCD9335, WCD9341, WCD9370, WCD9375, WCD9380, WCD9385, WCN3988, WCN3991, WCN6740, WCN6750, WCN6850, WCN6851, WCN6855, WCN6856, WSA8830, WSA8835—

06 References