CVE-2023-33106
HighExploitedPublic exploitMemory corruption while submitting a large list of sync points in an AUX command to the IOCTL_KGSL_GPU_AUX_COMMAND.
Published Dec 5, 2023 · Updated Oct 14, 2026 · Also known as 3612841, A-300941008, ASB-A-300941008
Key Facts
Patch immediately- CVE-2023-33106 is a high-severity vulnerability (CVSS 7.8 v3.1) affecting Ar8035 Firmware (Qualcomm), Csra6620 Firmware (Qualcomm), Csra6640 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 0.8% probability of exploitation in the next 30 days.
- Fixed versions are available, including :linux_kernel:Qualcomm SoCVersion:2023-12-05.
- 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)
0.8%
Higher than 55.3% 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-2023-33106 brief as a PDF
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Description
Memory corruption while submitting a large list of sync points in an AUX command to the IOCTL_KGSL_GPU_AUX_COMMAND.
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
155 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Ar8035 FirmwareQualcomm | See advisory | n/a |
| Csra6620 FirmwareQualcomm | See advisory | n/a |
| Csra6640 FirmwareQualcomm | See advisory | n/a |
| Fastconnect 6200 FirmwareQualcomm | See advisory | n/a |
| Fastconnect 6700 FirmwareQualcomm | See advisory | n/a |
Patched Releases
:linux_kernel:Qualcomm
SoCVersion:2023-12-05
Timeline
Added to Industry KEV feed
Oct 2, 2023
Publicly disclosed
Dec 5, 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 14, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
- CWE-823 Use of Out-of-range Pointer Offset
References
- advisoryhttps://source.android.com/docs/security/bulletin/2023-12-01
- advisoryhttps://source.android.com/security/bulletin/2023-12-01
- advisoryhttps://www.bleepingcomputer.com/news/security/android-october-security-update-fixes-zero-days-exploited-in-attacks/
- advisoryhttps://www.bleepingcomputer.com/news/security/december-android-updates-fix-critical-zero-click-rce-flaw/
- advisoryhttps://www.bleepingcomputer.com/news/security/september-android-updates-fix-zero-day-exploited-in-attacks/
FAQ
Common Questions.
Memory corruption while submitting a large list of sync points in an AUX command to the IOCTL_KGSL_GPU_AUX_COMMAND.
Affected: Ar8035 Firmware (Qualcomm); Csra6620 Firmware (Qualcomm); Csra6640 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.
Fixed versions are available, including :linux_kernel:Qualcomm SoCVersion:2023-12-05.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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