01 Record
CVE-2021-30306
Possible buffer over read due to improper buffer allocation for file length passed from user space in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
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 buffer over read due to improper buffer allocation for file length passed from user space in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
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
- 0.15% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 4.1% of scored records. A rank, not a probability.
- NVD base score
- 7.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/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
- 2021-10-20 06:31Z5 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-125Out-of-bounds ReadBase
- Data version
- 5.1
- Document digest
- 2ad4e98823c53c51d341906d0cdb9948d62a5a42d1d9ef280b6365257383ed98
05 Affected products
VendorProductVersionsPlatforms
Qualcomm, Inc.Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon MobileAPQ8053, MSM8953, QCA6174A, QCA6390, QCA6391, QCA6426, QCA6574, QCA6574A, QCA6574AU, QCA6595AU, QCA6696, QCA9377, QCM6490, QCS6490, QRB5165, SA6145P, SA6150P, SA6155, SA6155P, SA8145P, SA8150P, SA8155, SA8155P, SA8195P, SD460, SD480, SD662, SD690 5G, SD750G, SD765, SD765G, SD768G, SD778G, SD780G, SD865 5G, SD870, SD888, SD888 5G, SDX12, SDX55M, SM7250P, SM7315, SM7325P, WCD9326, WCD9335, WCD9341, WCD9370, WCD9375, WCD9380, WCD9385, WCN3615, WCN3680B, WCN3950, WCN3988, WCN3991, WCN3998, WCN6740, WCN6750, WCN6850, WCN6851, WCN6855, WCN6856, WSA8810, WSA8815, WSA8830, WSA8835—