How severe is CVE-2025-21433?

CVE-2025-21433 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-21433 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-2025-21433?

CVE-2025-21433 primarily affects Qualcomm Apq8017 Firmware. In total, 275 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-21433?

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

Does CVE-2025-21433 have an EU (EUVD) identifier?

Yes. CVE-2025-21433 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20490.

When was CVE-2025-21433 published?

CVE-2025-21433 was published on 2025-07-08 and last updated on 2026-06-17.

CVE-2025-21433

CVE-2025-21433 is a medium-severity vulnerability in Qualcomm Apq8017 Firmware with a CVSS 3.x base score of 6.2. 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-476.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-20490
Weakness: CWE-476
Affected product: Qualcomm Apq8017 Firmware
Published: 2025-07-08
Last modified: 2026-06-17

Description

Transient DOS when importing a PKCS#8-encoded RSA private key with a zero-sized modulus.

Frequently asked questions

What is CVE-2025-21433?: Transient DOS when importing a PKCS#8-encoded RSA private key with a zero-sized modulus.
How severe is CVE-2025-21433?: CVE-2025-21433 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-21433 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-2025-21433?: CVE-2025-21433 primarily affects Qualcomm Apq8017 Firmware. In total, 275 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-21433?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-21433 have an EU (EUVD) identifier?: Yes. CVE-2025-21433 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20490.
When was CVE-2025-21433 published?: CVE-2025-21433 was published on 2025-07-08 and last updated on 2026-06-17.

References

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

Affected products (275)

cpe:2.3:o:qualcomm:apq8017_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:apq8037_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:aqt1000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:csra6620_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd888_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdm429w_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdx61_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sg4150p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sg8275p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm4125_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm4635_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm6250_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm6370_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm6650_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm6650p_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:sm7635_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm7635p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm7675_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm7675p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm8550p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm8635_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm8635p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm8650q_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm8735_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm8750_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm8750p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:smart_audio_400_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:smart_display_200_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:snapdragon_4_gen_1_mobile_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:snapdragon_4_gen_2_mobile_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:snapdragon_425_mobile_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:snapdragon_427_mobile_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:snapdragon_429_mobile_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:snapdragon_430_mobile_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:snapdragon_435_mobile_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:snapdragon_439_mobile_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Apq8017 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-2022-40510 — Critical (CVSS 9.8): Memory corruption due to buffer copy without checking size of input in Audio while voice call with EVS vocoder.
CVE-2022-25748 — Critical (CVSS 9.8): Memory corruption in WLAN due to integer overflow to buffer overflow while parsing GTK frames. in Snapdragon Auto,…
CVE-2022-25720 — Critical (CVSS 9.8): Memory corruption in WLAN due to out of bound array access during connect/roaming in Snapdragon Auto, Snapdragon…
CVE-2022-25651 — Critical (CVSS 9.8): Memory corruption in bluetooth host due to integer overflow while processing BT HFP-UNIT profile in Snapdragon Auto,…

All CVEs affecting Qualcomm Apq8017 Firmware →

Other CWE-476 (NULL Pointer Dereference) vulnerabilities

CVE-2022-36648 — Critical (CVSS 10.0): The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier,…
CVE-2020-14500 — Critical (CVSS 10.0): Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
CVE-2010-2495 — Critical (CVSS 10.0): The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does…
CVE-2026-46195 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building…
CVE-2026-31657 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by…
CVE-2026-31436 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor…

Browse all CWE-476 (NULL Pointer Dereference) vulnerabilities →