CVE-2026-21384
Out-of-bounds Write in Camera Driver
Memory Corruption when updating prepared commands with invalid port indices based on user space input exceeds supported read client limits.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Out-of-bounds Write in Camera Driver
Memory Corruption when updating prepared commands with invalid port indices based on user space input exceeds supported read client limits.
- Record
CVE-2026-21384- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L - Weakness
- CWE-787
- Updated
- 2026-11-02
EUVDEUVD-2026-41931
Memory Corruption when updating prepared commands with invalid port indices based on user space input exceeds supported read client limits.
- Record
EUVD-2026-41931- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-wj36-3pgh-3jfq
Memory Corruption when updating prepared commands with invalid port indices based on user space...
Memory Corruption when updating prepared commands with invalid port indices based on user space input exceeds supported read client limits.
- Record
GHSA-wj36-3pgh-3jfq- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
Memory Corruption when updating prepared commands with invalid port indices based on user space input exceeds supported read client limits.
- Record
CVE-2026-21384- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
- qualcomm fastconnect 6700 firmware
- qualcomm fastconnect 6900 firmware
- qualcomm fastconnect 7800 firmware
- qualcomm lemans au lgit firmware
- qualcomm lemansau firmware
- qualcomm netrani firmware
- qualcomm pandeiro firmware
- qualcomm qam8255p firmware
- qualcomm qamsrv1h firmware
- qualcomm qamsrv1m firmware
- qualcomm qca6595 firmware
- qualcomm qca6595au firmware
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- qualcomm qca6678aq firmware
- qualcomm qca6698aq firmware
- qualcomm qca6698au firmware
- qualcomm qca6797aq firmware
- qualcomm qcm4490 firmware
- qualcomm qcm5430 firmware
- qualcomm qcm6490 firmware
- qualcomm qcm8838 firmware
- qualcomm qcs4490 firmware
- qualcomm qcs8550 firmware
- qualcomm qln1083bd firmware
- qualcomm qln1086bd firmware
- qualcomm qpa1083bd firmware
- qualcomm qpa1086bd firmware
- qualcomm qxm1093 firmware
- qualcomm qxm1094 firmware
- qualcomm qxm1095 firmware
- qualcomm qxm1096 firmware
- qualcomm sa7255p firmware
- qualcomm sa7775p firmware
- qualcomm sa8255p firmware
- qualcomm sa8620p firmware
- qualcomm sa8770p firmware
- qualcomm sa9000p firmware
- qualcomm sar2130p firmware
- qualcomm sc8380xp firmware
- qualcomm sd865 5g firmware
- qualcomm sd 8 gen1 5g firmware
- qualcomm sdr753 firmware
- qualcomm sm7435 firmware
- qualcomm snapdragon 460 mobile platform firmware
- qualcomm snapdragon 4 gen 2 mobile platform firmware
- qualcomm snapdragon 662 mobile platform firmware
- qualcomm snapdragon 6 gen 1 mobile platform firmware
- qualcomm snapdragon 6 gen 3 mobile platform firmware
- qualcomm snapdragon 7 gen 1 mobile platform firmware
- qualcomm snapdragon 8 elite firmware
- qualcomm snapdragon 8 gen 1 mobile platform firmware
- qualcomm snapdragon ar1 gen 1 platform firmware
- qualcomm snapdragon xr2\+ gen 1 platform firmware
- qualcomm snapdragon xr2 5g platform firmware
- qualcomm srv1h firmware
- qualcomm srv1m firmware
- qualcomm sxr2230p firmware
- qualcomm sxr2330p firmware
- qualcomm sxr2350p firmware
- qualcomm video collaboration vc3 platform firmware
- qualcomm wcd9370 firmware
- qualcomm wcd9375 firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wcn3950 firmware
- qualcomm wcn3988 firmware
- qualcomm wcn6755 firmware
- qualcomm wcn7860 firmware
- qualcomm wcn7861 firmware
- qualcomm wcn7881 firmware
- qualcomm wsa8810 firmware
- qualcomm wsa8815 firmware
- qualcomm wsa8830 firmware
- qualcomm wsa8832 firmware
- qualcomm wsa8835 firmware
- qualcomm wsa8840 firmware
- qualcomm wsa8845 firmware
- qualcomm wsa8845h firmware
- qualcomm xrv7209 firmware
- qualcomm xrv9209 firmware
- qualcomm, inc. snapdragon
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-21384 is a medium vulnerability (CVSS 5.3) in Qualcomm Fastconnect 6700 Firmware, published July 6, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.08%, the 0th percentile. No source names a fixed version.