CVE-2022-40523

CVE-2022-40523 is a high-severity vulnerability in Qualcomm 9205 Lte Modem Firmware with a CVSS 3.x base score of 7.1. 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-668.

Key facts

• Severity: High (CVSS 3.x base score 7.1)
• EPSS exploit prediction: 0% (2nd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-668
• Affected product: Qualcomm 9205 Lte Modem Firmware
• Published: 2023-06-06
• Last modified: 2026-06-17

Description

Information disclosure in Kernel due to indirect branch misprediction.

Frequently asked questions

What is CVE-2022-40523?

Information disclosure in Kernel due to indirect branch misprediction.

How severe is CVE-2022-40523?

CVE-2022-40523 has a CVSS 3.x base score of 7.1, 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 none, and availability none.

Is CVE-2022-40523 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40523?

CVE-2022-40523 primarily affects Qualcomm 9205 Lte Modem Firmware. In total, 185 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-40523?

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-2022-40523 published?

CVE-2022-40523 was published on 2023-06-06 and last updated on 2026-06-17.

References

• https://www.qualcomm.com/company/product-security/bulletins/june-2023-bulletin

Affected products (185)

• cpe:2.3:o:qualcomm:9205_lte_modem_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:aqt1000_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:ar8031_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:csra6620_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:csra6640_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn3991_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn3998_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn6750_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6390_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn685x-5_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn685x-1_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn785x-1_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn785x-5_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:flight_rb5_5g_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qam8255p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qam8295p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qam8650p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qam8775p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca4004_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6174a_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6310_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6335_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6420_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6421_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6426_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6430_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6431_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6436_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6564a_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6564au_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6574_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6574a_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6595_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6698aq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6797aq_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm 9205 Lte Modem Firmware

• CVE-2023-22388 — Critical (CVSS 9.8): Memory Corruption in Multi-mode Call Processor while processing bit mask API.
• CVE-2023-33072 — Critical (CVSS 9.3): Memory corruption in Core while processing control functions.
• CVE-2023-33032 — Critical (CVSS 9.3): Memory corruption in TZ Secure OS while requesting a memory allocation from TA region.
• CVE-2023-33030 — Critical (CVSS 9.3): Memory corruption in HLOS while running playready use-case.
• CVE-2023-43551 — Critical (CVSS 9.1): Cryptographic issue while performing attach with a LTE network, a rogue base station can skip the authentication phase…
• CVE-2024-33056 — High (CVSS 8.4): Memory corruption when allocating and accessing an entry in an SMEM partition continuously.

All CVEs affecting Qualcomm 9205 Lte Modem Firmware →

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• CVE-2012-1846 — Critical (CVSS 10.0): Google Chrome 17.0.963.66 and earlier allows remote attackers to bypass the sandbox protection mechanism by leveraging…
• CVE-2022-43684 — Critical (CVSS 9.9): ServiceNow has released patches and an upgrade that address an Access Control List (ACL) bypass issue in ServiceNow…
• CVE-2022-24900 — Critical (CVSS 9.9): Piano LED Visualizer is software that allows LED lights to light up as a person plays a piano connected to a computer.…
• CVE-2019-16541 — Critical (CVSS 9.9): Jenkins JIRA Plugin 3.0.10 and earlier does not declare the correct (folder) scope for per-folder Jira site…

Browse all CWE-668 (Exposure of Resource to Wrong Sphere) vulnerabilities →