How severe is CVE-2021-35095?

CVE-2021-35095 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-35095 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-35095?

CVE-2021-35095 primarily affects Qualcomm Ar8035 Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-35095?

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-2021-35095 published?

CVE-2021-35095 was published on 2022-06-14 and last updated on 2026-06-17.

CVE-2021-35095

CVE-2021-35095 is a high-severity vulnerability in Qualcomm Ar8035 Firmware with a CVSS 3.x base score of 8.4. 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-502.

Key facts

Severity: High (CVSS 3.x base score 8.4)
CVSS v2: 6.9
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Qualcomm Ar8035 Firmware
Published: 2022-06-14
Last modified: 2026-06-17

Description

Improper serialization of message queue client registration can lead to race condition allowing multiple gunyah message clients to register with same label in Snapdragon Connectivity, Snapdragon Mobile

Frequently asked questions

What is CVE-2021-35095?: Improper serialization of message queue client registration can lead to race condition allowing multiple gunyah message clients to register with same label in Snapdragon Connectivity, Snapdragon Mobile
How severe is CVE-2021-35095?: CVE-2021-35095 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-35095 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-35095?: CVE-2021-35095 primarily affects Qualcomm Ar8035 Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-35095?: 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-2021-35095 published?: CVE-2021-35095 was published on 2022-06-14 and last updated on 2026-06-17.

References

https://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin

Affected products (10)

cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8081_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8337_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_8_gen1_5g_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdx65_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcn6855_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wcn6856_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wsa8830_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:*

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