CVE-2023-33110

CVE-2023-33110 is a high-severity vulnerability in Qualcomm Snapdragon 425 Mobile Platform 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-362.

Key facts

• Severity: High (CVSS 3.x base score 7.8)
• EPSS exploit prediction: 0% (1st percentile)
• Actively exploited: Not listed in CISA KEV
• EU (EUVD) id: EUVD-2023-37299
• Weakness: CWE-362
• Affected product: Qualcomm Snapdragon 425 Mobile Platform Firmware
• Published: 2024-01-02
• Last modified: 2026-06-17

Description

The session index variable in PCM host voice audio driver initialized before PCM open, accessed during event callback from ADSP and reset during PCM close may lead to race condition between event callback - PCM close and reset session index causing memory corruption.

Frequently asked questions

What is CVE-2023-33110?

The session index variable in PCM host voice audio driver initialized before PCM open, accessed during event callback from ADSP and reset during PCM close may lead to race condition between event callback - PCM close and reset session index causing memory corruption.

How severe is CVE-2023-33110?

CVE-2023-33110 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-2023-33110 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33110?

CVE-2023-33110 primarily affects Qualcomm Snapdragon 425 Mobile Platform Firmware. In total, 123 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-33110?

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.

Does CVE-2023-33110 have an EU (EUVD) identifier?

Yes. CVE-2023-33110 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-37299.

When was CVE-2023-33110 published?

CVE-2023-33110 was published on 2024-01-02 and last updated on 2026-06-17.

References

• https://www.qualcomm.com/company/product-security/bulletins/january-2024-bulletin

Affected products (123)

• cpe:2.3:o:qualcomm:snapdragon_425_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_427_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_429_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_430_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_435_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_439_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_450_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_460_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_480_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_480\+_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_625_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_626_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_630_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_632_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_636_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_660_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_662_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_665_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_670_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_675_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_678_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_680_4g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_685_4g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_690_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_695_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_710_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_712_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_720g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_730_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_730g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_732g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_750g_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_765_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_765g_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_768g_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_778g_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_778g\+_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_780g_5g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_782g_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_7c_compute_platform_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Snapdragon 425 Mobile Platform Firmware

• CVE-2025-21483 — Critical (CVSS 9.8): Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.
• CVE-2023-22388 — Critical (CVSS 9.8): Memory Corruption in Multi-mode Call Processor while processing bit mask API.
• CVE-2023-33030 — Critical (CVSS 9.3): Memory corruption in HLOS while running playready use-case.
• CVE-2024-21461 — High (CVSS 8.4): Memory corruption while performing finish HMAC operation when context is freed by keymaster.
• CVE-2023-33033 — High (CVSS 8.4): Memory corruption in Audio during playback with speaker protection.
• CVE-2023-33107 — High (CVSS 8.4): Memory corruption in Graphics Linux while assigning shared virtual memory region during IOCTL call.

All CVEs affecting Qualcomm Snapdragon 425 Mobile Platform Firmware →

Other CWE-362 (Race Condition) vulnerabilities

• CVE-2022-27626 — Critical (CVSS 10.0): A vulnerability regarding concurrent execution using shared resource with improper synchronization ('Race Condition')…
• CVE-2015-8556 — Critical (CVSS 10.0): Local privilege escalation vulnerability in the Gentoo QEMU package before 2.5.0-r1.
• CVE-2014-0703 — Critical (CVSS 10.0): Cisco Wireless LAN Controller (WLC) devices 7.4 before 7.4.110.0 distribute Aironet IOS software with a race condition…
• CVE-2010-1228 — Critical (CVSS 10.0): Multiple race conditions in the sandbox infrastructure in Google Chrome before 4.1.249.1036 have unspecified impact and…
• CVE-2008-6598 — Critical (CVSS 10.0): Multiple race conditions in WANPIPE before 3.3.6 have unknown impact and attack vectors related to "bri restart logic."
• CVE-2026-46137 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADD_ADDR rtx: fix potential…

Browse all CWE-362 (Race Condition) vulnerabilities →