CVE-2020-11261
Memory corruption due to improper check to return error when user application requests memory allocation of a huge size in Snapdragon Auto…
Browse: All 2020 CVEs · All vendors
- CVSS score
- 7.8 High
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2021-12-01, remediation due 2022-06-01)
- Weakness (CWE)
- CWE-787, CWE-20
- Published
- 2021-06-09
- Last modified
- 2026-06-17
- NVD status
- Analyzed
Description
Memory corruption due to improper check to return error when user application requests memory allocation of a huge size in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
Affected products
- qualcomm apq8009 firmware
- qualcomm apq8009w firmware
- qualcomm apq8017 firmware
- qualcomm apq8037 firmware
- qualcomm apq8053 firmware
- qualcomm apq8064au firmware
- qualcomm apq8096au firmware
- qualcomm aqt1000 firmware
- qualcomm ar8031 firmware
- qualcomm ar8035 firmware
- qualcomm ar8151 firmware
- qualcomm csra6620 firmware
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Apply updates per vendor instructions. Federal remediation deadline: 2022-06-01.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score. For the actively exploited vulnerabilities that matter this week, read The Exploit HQ daily security brief.
References
- https://www.qualcomm.com/company/product-security/bulletins/january-2021-bulletin
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-11261
FAQ
Is CVE-2020-11261 actively exploited?
Yes. CISA added CVE-2020-11261 to its Known Exploited Vulnerabilities (KEV) catalog on 2021-12-01, with a federal remediation deadline of 2022-06-01. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2020-11261?
CVE-2020-11261 has a CVSS base score of 7.8 (High). Its vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Related vulnerabilities
- CVE-2026-21385 — Qualcomm Multiple Chipsets
- CVE-2025-21479 — Qualcomm Multiple Chipsets
- CVE-2025-21480 — Qualcomm Multiple Chipsets
- CVE-2025-27038 — Qualcomm Multiple Chipsets
- CVE-2024-43047 — Qualcomm Multiple Chipsets
- CVE-2023-33107 — Qualcomm Multiple Chipsets
Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
kev brief
Patch what's actually being exploited.
Subscribe and get the KEV Patch Priority Playbook, free, in your inbox now.
Free. No spam. Unsubscribe anytime. Delivered by Beehiiv.