Snapdragon Auto, Snapdragon Compute…: Out-of-bounds Read
CVE-2022-25706 is a high-severity out-of-bounds read vulnerability in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables from Qualcomm, with a CVSS 3.1 base score of 7.5 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. There is no confirmed exploitation so far. EPSS estimates a 0.45% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables you run against the affected versions below, and install the vendor's latest release.
- Read the advisory on qualcomm.com for workarounds and exact fixed builds.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Qualcomm | Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables | Not specified in the record | Not stated |
| Qualcomm | Apq8009w Firmware | Not specified in the record | Not stated |
| Qualcomm | Apq8017 Firmware | Not specified in the record | Not stated |
| Qualcomm | Apq8053 Firmware | Not specified in the record | Not stated |
| Qualcomm | Apq8096au Firmware | Not specified in the record | Not stated |
| Qualcomm | Aqt1000 Firmware | Not specified in the record | Not stated |
| Qualcomm | Msm8909w Firmware | Not specified in the record | Not stated |
| Qualcomm | Msm8917 Firmware | Not specified in the record | Not stated |
| Qualcomm | Msm8953 Firmware | Not specified in the record | Not stated |
| Qualcomm | Msm8996au Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6310 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6320 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6335 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6390 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6391 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6420 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6426 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6430 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6436 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6564a Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6564au Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6574 Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6574a Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6574au Firmware | Not specified in the record | Not stated |
| Qualcomm | Qca6595au Firmware | Not specified in the record | Not stated |
Version data comes from the organisation that assigned the CVE; 35 further products are omitted here. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- HighAll data handled by the component can be read.
- Integrity
- NoneNothing can be modified.
- Availability
- NoneAvailability is not affected.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. Scored by NVD.
| Scoring system | Score | Severity | Scored by |
|---|---|---|---|
| CVSS 3.1 | 8.2 | High | CNA (qualcomm.com) |
| CVSS 3.1 | 7.5 | High | NVD |
Official description
Information disclosure in Bluetooth driver due to buffer over-read while reading l2cap length in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Out-of-bounds Read
The product reads data past the end, or before the beginning, of the intended buffer.
How developers prevent this class of flaw
- Use a language that provides appropriate memory abstractions.
Timeline
- CVE record published.
- Record last changed materially (score, affected products, status or references).
References
Other vulnerabilities in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables
- 7.8 High severity
- 7.8 High severity
- 9.8 Critical severity
- 7.8 High severity
- 7.5 High severity
- 7.8 High severity
Recent Out-of-bounds Read vulnerabilities
- 9.1 Critical severity
- 9.1 Critical severity
- 7.8 High severity
- 7.8 High severity
- 7.8 High severity
- 7.8 High severity
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