CVE-2018-20449
UnknownEPSS 0.42%
Last modified
CVE-2018-20449 is a vulnerability of currently unknown severity. The hidma_chan_stats function in drivers/dma/qcom/hidma_dbg.c in the Linux kernel 4.14.90 allows local users to obtain sensitive address information by reading "callback=" lines in a debugfs file.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.
Description
The hidma_chan_stats function in drivers/dma/qcom/hidma_dbg.c in the Linux kernel 4.14.90 allows local users to obtain sensitive address information by reading "callback=" lines in a debugfs file.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | 4.14.90 |
| Netapp | Element Software Management Node | All versions |
References
- https://elixir.bootlin.com/linux/v4.14.90/source/drivers/dma/qcom/hidma_dbg.c#L92Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20190502-0002/Third Party Advisory
- https://elixir.bootlin.com/linux/v4.14.90/source/drivers/dma/qcom/hidma_dbg.c#L92Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20190502-0002/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-20449?
The hidma_chan_stats function in drivers/dma/qcom/hidma_dbg.c in the Linux kernel 4.14.90 allows local users to obtain sensitive address information by reading "callback=" lines in a debugfs file.
How severe is CVE-2018-20449?
Severity scoring for CVE-2018-20449 is pending analysis. The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.
How do I fix CVE-2018-20449?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2018-20449?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST