CVE-2025-21431

CVE-2025-21431 is a medium-severity vulnerability in Qualcomm Qam8255p Firmware with a CVSS 3.x base score of 5.5. 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-367.

Key facts

• Severity: Medium (CVSS 3.x base score 5.5)
• EPSS exploit prediction: 0% (1st percentile)
• Actively exploited: Not listed in CISA KEV
• EU (EUVD) id: EUVD-2025-9999
• Weakness: CWE-367
• Affected product: Qualcomm Qam8255p Firmware
• Published: 2025-04-07
• Last modified: 2026-06-17

Description

Information disclosure may be there when a guest VM is connected.

Frequently asked questions

What is CVE-2025-21431?

Information disclosure may be there when a guest VM is connected.

How severe is CVE-2025-21431?

CVE-2025-21431 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-21431 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-2025-21431?

CVE-2025-21431 primarily affects Qualcomm Qam8255p Firmware. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-21431?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-21431 have an EU (EUVD) identifier?

Yes. CVE-2025-21431 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-9999.

When was CVE-2025-21431 published?

CVE-2025-21431 was published on 2025-04-07 and last updated on 2026-06-17.

References

• https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2025-bulletin.html

Affected products (36)

• cpe:2.3:o:qualcomm:qam8255p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qam8295p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qam8620p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qam8650p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qam8775p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qamsrv1h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qamsrv1m_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:qca6688aq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6698aq_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa6145p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa6150p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa6155_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa6155p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa7255p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa7775p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8145p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8150p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8155_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8155p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8195p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8255p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8295p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8540p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8620p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8650p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8770p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8775p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa9000p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:srv1h_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:srv1l_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:srv1m_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Qam8255p 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-2024-45569 — Critical (CVSS 9.8): Memory corruption while parsing the ML IE due to invalid frame content.
• 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-2023-33045 — Critical (CVSS 9.8): Memory corruption in WLAN Firmware while parsing a NAN management frame carrying a S3 attribute.
• CVE-2023-33028 — Critical (CVSS 9.8): Memory corruption in WLAN Firmware while doing a memory copy of pmk cache.

All CVEs affecting Qualcomm Qam8255p Firmware →

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Browse all CWE-367 (Time-of-check Time-of-use (TOCTOU) Race Condition) vulnerabilities →