Back
CVE-2021-1981
Possible buffer over read due to improper IE size check of Bearer capability IE in MT setup request from network in Snapdragon Auto,…
High7.5EPSS 0.61%
- Published
- Updated
- Reserved
- Assigned by
- qualcomm
Description
Possible buffer over read due to improper IE size check of Bearer capability IE in MT setup request from network in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| qualcommCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Critical9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.61% · top 51% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- Buffer Over-read in Modem
- CWE-125 (opens in a new tab)All about CWE-125 and its CVEs
Affected products
Qualcomm, Inc. · Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
- affected APQ8017, AR8035, MSM8917, QCA6390, QCA6391, QCA6421, QCA6426, QCA6431, QCA6436, QCA6574A, QCA6574AU, QCA6595AU, QCA6696, QCA8081, QCA8337, QCM6125, QCM6490, QCS410, QCS610, QCS6125, QCS6490, QCX315, QSM8350, Qualcomm215, SA515M, SD 675, SD205, SD210, SD429, SD439, SD480, SD665, SD670, SD675, SD678, SD690 5G, SD720G, SD730, SD750G, SD765, SD765G, SD768G, SD778G, SD845, SD855, SD865 5G, SD870, SD888 5G, SDX55, SDX55M, SDX65, SDXR2 5G, SM6250, SM6250P, SM6375, SM7250, SM7325, SM8450, SM8450P, WCD9326, WCD9340, WCD9341, WCD9360, WCD9370, WCD9371, WCD9375, WCD9380, WCD9385, WCN3610, WCN3615, WCN3660B, WCN3680B, WCN3910, WCN3950, WCN3980, WCN3988, WCN3990, WCN3991, WCN3998, WCN6750, WCN6850, WCN6851, WCN6855, WCN6856, WCN7850, WCN7851, WSA8810, WSA8815, WSA8830, WSA8835
References (1)
- https://www.qualcomm.com/company/product-security/bulletins/november-2021-bulletin (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-1981)Record last updated .