Use after free in Qualcomm Snapdragon DSP service
Priority LOW 34CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.
Summary
Qualcomm Snapdragon affected models include Cologne, FastConnect 6700, FastConnect 6900, FastConnect 7800, IQX5121, and other models. Improper handling of user input buffers during system service routines leads to a use after free (CWE-416) that corrupts memory. A local user with low privileges can corrupt memory to cause high impact to confidentiality, integrity and availability.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Memory Corruption when executing system service routines due to improper handling of user input buffers.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0007 0th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Qualcomm | Snapdragon | Cologne; FastConnect 6700; FastConnect 6900; FastConnect 7800; IQX5121; QCA0000; QCM5430; QCM6490; Qualcomm Dragonwing IQ-X; Qualcomm Video Collaboration VC3 Platform; SC8380XP; Snapdragon X2 Elite; Snapdragon Reality Elite Platform; WCD9370; WCD9375; WCD9378C; WCD9380; WCD9385; WSA8835; WSA8840; WSA8845; WSA8845H | — | No fix listed | CNA |
- Snapdragon VendorQualcomm Affected Cologne; FastConnect 6700; FastConnect 6900; FastConnect 7800; IQX5121; QCA0000; QCM5430; QCM6490; Qualcomm Dragonwing IQ-X; Qualcomm Video Collaboration VC3 Platform; SC8380XP; Snapdragon X2 Elite; Snapdragon Reality Elite Platform; WCD9370; WCD9375; WCD9378C; WCD9380; WCD9385; WSA8835; WSA8840; WSA8845; WSA8845H Fixed in — No fix listed CNA
CPE configurations NVD · 44
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:qualcomm:cologne_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:cologne:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:fastconnect_6700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:fastconnect_6900:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:fastconnect_7800:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:iqx5121_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:iqx5121:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
- cpe:2.3:o:qualcomm:cologne_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:cologne:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:fastconnect_6700:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:fastconnect_6900:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:fastconnect_7800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:iqx5121_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:iqx5121:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
Show 34 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:qualcomm:iqx7181_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:iqx7181:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:qca0000_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qca0000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:qcm5430_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qcm5430:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qcm6490:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:video_collaboration_vc3_platform:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:sc8380xp_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:sc8380xp:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_x2_elite_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_x2_elite:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_reality_elite_platform_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_reality_elite_platform:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wcd9370:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wcd9375:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wcd9378c_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wcd9378c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wcd9380:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wcd9385:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wsa8835:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wsa8840_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wsa8840:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wsa8845_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wsa8845:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wsa8845h_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wsa8845h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
- cpe:2.3:o:qualcomm:iqx7181_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:iqx7181:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:qca0000_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qca0000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:qcm5430_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qcm5430:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qcm6490:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:video_collaboration_vc3_platform:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:sc8380xp_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:sc8380xp:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_x2_elite_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_x2_elite:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_reality_elite_platform_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_reality_elite_platform:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wcd9370:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wcd9375:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wcd9378c_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wcd9378c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wcd9380:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wcd9385:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wsa8835:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wsa8840_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wsa8840:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wsa8845_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wsa8845:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wsa8845h_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wsa8845h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
Remediation
The sources list no fixed version for Snapdragon.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-06 Threatist record created from CVE-2026-57555
- 2026-10-06 Alias added: GHSA-h5fq-g7r4-7433
- 2026-10-06 CISA SSVC decision points changed
- 2026-10-06 Priority changed: MEDIUM → LOW
References
More Qualcomm Cologne Firmware vulnerabilities
- TI-2026-20417 Stack-based Buffer Overflow in WLAN Firmware CVSS 3.1CRITICAL 9.6
- TI-2026-20414 Stack-based Buffer Overflow in OOBM CVSS 3.1HIGH 8.8
- TI-2026-20407 Buffer Over-read in WLAN Firmware CVSS 3.1HIGH 7.5
- TI-2026-68015 Untrusted pointer dereference in Qualcomm Snapdragon graphics CVSS 3.1HIGH 7.8
- TI-2026-20418 Integer Overflow or Wraparound in OOBM CVSS 3.1HIGH 7.8
- TI-2026-20411 Out-of-bounds Write in DSP Service CVSS 3.1HIGH 7.8
Sources
- CVE-2026-57555 · CVE Program
- CVE-2026-57555 · NVD
- FIRST EPSS
- GHSA-h5fq-g7r4-7433 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences