CVE-2022-22071
HighExploitedPublic exploitPossible use after free when process shell memory is freed using IOCTL munmap call and process initialization is in progress in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice &…
Published Jun 14, 2022 · Updated Oct 28, 2025
Key Facts
Patch immediately- CVE-2022-22071 is a high-severity vulnerability (CVSS 7.8 v3.1) affecting Apq8053 Firmware (Qualcomm), Ar8031 Firmware (Qualcomm), Ar8035 Firmware (Qualcomm) and 22 more products.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Oct 2, 2023. Public exploit code is available.
- EPSS estimates a 0.4% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
0.4%
Higher than 33.7% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2022-22071 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
Possible use after free when process shell memory is freed using IOCTL munmap call and process initialization is in progress in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Dec 5, 2023 | Dec 26, 2023 | Not reported |
| Industry KEV feed | Oct 2, 2023 | Dec 26, 2023 | Not reported |
| CIRCL KEV | Dec 5, 2023 | Dec 26, 2023 | Not reported |
| ENISA EUVD | Dec 5, 2023 | n/a | Not reported |
Required action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Affected Products
91 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Apq8053 FirmwareQualcomm | See advisory | n/a |
| Ar8031 FirmwareQualcomm | See advisory | n/a |
| Ar8035 FirmwareQualcomm | See advisory | n/a |
| Csra6620 FirmwareQualcomm | See advisory | n/a |
| Csra6640 FirmwareQualcomm | See advisory | n/a |
Timeline
Publicly disclosed
Jun 14, 2022
Added to Industry KEV feed
Oct 2, 2023
Added to CISA KEV
Dec 5, 2023
Added to CIRCL KEV
Dec 5, 2023
Added to ENISA EUVD
Dec 5, 2023
Last updated
Oct 28, 2025
Weakness Type
- CWE-416 Use After Free
References
FAQ
Common Questions.
Possible use after free when process shell memory is freed using IOCTL munmap call and process initialization is in progress in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
Affected: Apq8053 Firmware (Qualcomm); Ar8031 Firmware (Qualcomm); Ar8035 Firmware (Qualcomm), among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Oct 2, 2023.
Yes. It was added on Dec 5, 2023 with a federal remediation due date of Dec 26, 2023.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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