CVE-2021-35073

CVE-2021-35073 is a high-severity vulnerability in Qualcomm Ar8035 Firmware with a CVSS 3.x base score of 7.5. 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-617.

Key facts

• Severity: High (CVSS 3.x base score 7.5)
• CVSS v2: 7.8
• EPSS exploit prediction: 1% (43rd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-617
• Affected product: Qualcomm Ar8035 Firmware
• Published: 2022-06-14
• Last modified: 2026-06-17

Description

Possible assertion due to improper validation of rank restriction field in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

Frequently asked questions

What is CVE-2021-35073?

Possible assertion due to improper validation of rank restriction field in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

How severe is CVE-2021-35073?

CVE-2021-35073 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-35073 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-35073?

CVE-2021-35073 primarily affects Qualcomm Ar8035 Firmware. In total, 56 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-35073?

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-2021-35073 published?

CVE-2021-35073 was published on 2022-06-14 and last updated on 2026-06-17.

References

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

Affected products (56)

• cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6390_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6421_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6426_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6431_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6436_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6574a_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca8081_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca8337_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qcs6490_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa515m_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd_8_gen1_5g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd480_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd690_5g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd695_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd750g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd765_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd765g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd768g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd778g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd780g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd855_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd865_5g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd870_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd888_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sd888_5g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sdx55_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sdx55m_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sdx65_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sdxr2_5g_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sm7250p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sm7315_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sm7325p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcd9341_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcd9360_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Ar8035 Firmware

• CVE-2025-27034 — Critical (CVSS 9.8): Memory corruption while selecting the PLMN from SOR failed list.
• CVE-2024-45569 — Critical (CVSS 9.8): Memory corruption while parsing the ML IE due to invalid frame content.
• CVE-2024-21473 — Critical (CVSS 9.8): Memory corruption while redirecting log file to any file location with any file name.
• CVE-2023-43553 — Critical (CVSS 9.8): Memory corruption while parsing beacon/probe response frame when AP sends more supported links in MLIE.
• CVE-2023-43552 — Critical (CVSS 9.8): Memory corruption while processing MBSSID beacon containing several subelement IE.
• CVE-2023-28582 — Critical (CVSS 9.8): Memory corruption in Data Modem while verifying hello-verify message during the DTLS handshake.

All CVEs affecting Qualcomm Ar8035 Firmware →

Other CWE-617 (Reachable Assertion) vulnerabilities

• CVE-2020-3615 — Critical (CVSS 9.8): Valid deauth/disassoc frames is dropped in case if RMF is enabled and some rouge peer keep on sending rogue…
• CVE-2019-9795 — Critical (CVSS 9.8): A vulnerability where type-confusion in the IonMonkey just-in-time (JIT) compiler could potentially be used by…
• CVE-2026-31739 — High (CVSS 8.8): In the Linux kernel, the following vulnerability has been resolved: crypto: tegra - Add missing CRYPTO_ALG_ASYNC The…
• CVE-2020-12417 — High (CVSS 8.8): Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in…
• CVE-2020-6623 — High (CVSS 8.8): stb stb_truetype.h through 1.22 has an assertion failure in stbtt__cff_get_index.
• CVE-2020-6619 — High (CVSS 8.8): stb stb_truetype.h through 1.22 has an assertion failure in stbtt__buf_seek.

Browse all CWE-617 (Reachable Assertion) vulnerabilities →