How severe is CVE-2018-11305?

CVE-2018-11305 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-11305 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-11305?

CVE-2018-11305 primarily affects Qualcomm Mdm9206 Firmware. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-11305?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-11305 published?

CVE-2018-11305 was published on 2018-10-26 and last updated on 2026-06-17.

CVE-2018-11305

CVE-2018-11305 is a high-severity vulnerability in Qualcomm Mdm9206 Firmware with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Qualcomm Mdm9206 Firmware
Published: 2018-10-26
Last modified: 2026-06-17

Description

When a series of FDAL messages are sent to the modem, a Use After Free condition can occur in Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear in version MDM9206, MDM9607, MDM9640, MDM9650, MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 820, SD 820A, SD 835, SD 845, SDA660, SDX20.

Frequently asked questions

What is CVE-2018-11305?: When a series of FDAL messages are sent to the modem, a Use After Free condition can occur in Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear in version MDM9206, MDM9607, MDM9640, MDM9650, MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 820, SD 820A, SD 835, SD 845, SDA660, SDX20.
How severe is CVE-2018-11305?: CVE-2018-11305 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-11305 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-11305?: CVE-2018-11305 primarily affects Qualcomm Mdm9206 Firmware. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-11305?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-11305 published?: CVE-2018-11305 was published on 2018-10-26 and last updated on 2026-06-17.

References

Affected products (25)

cpe:2.3:o:qualcomm:mdm9206_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9607_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9640_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9650_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:msm8909w_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:msm8996au_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_210_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_212_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_205_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_425_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_430_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_450_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_615_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_616_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_415_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_617_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_625_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_650_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_652_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_820_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_820a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_835_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_845_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sda660_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdx20_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Mdm9206 Firmware

CVE-2018-11922 — Critical (CVSS 9.8): Wrong configuration in Touch Pal application can collect user behavior data without awareness by the user.
CVE-2022-40510 — Critical (CVSS 9.8): Memory corruption due to buffer copy without checking size of input in Audio while voice call with EVS vocoder.
CVE-2022-33259 — Critical (CVSS 9.8): Memory corruption due to buffer copy without checking the size of input in modem while decoding raw SMS received.
CVE-2022-33211 — Critical (CVSS 9.8): memory corruption in modem due to improper check while calculating size of serialized CoAP message
CVE-2022-25740 — Critical (CVSS 9.8): Memory corruption in modem due to buffer overwrite while building an IPv6 multicast address based on the MAC address of…
CVE-2022-25678 — Critical (CVSS 9.8): Memory correction in modem due to buffer overwrite during coap connection

All CVEs affecting Qualcomm Mdm9206 Firmware →

Other CWE-416 (Use After Free) vulnerabilities

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CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

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