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CVE-2022-50888

UnknownEPSS 0.17%

Last modified

CVE-2022-50888 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: remoteproc: qcom: q6v5: Fix potential null-ptr-deref in q6v5_wcss_init_mmio() q6v5_wcss_init_mmio() will call platform_get_resource_byname() that may fail and return NULL. devm_ioremap() will use res->start as input, which may causes null-ptr-deref. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: remoteproc: qcom: q6v5: Fix potential null-ptr-deref in q6v5_wcss_init_mmio() q6v5_wcss_init_mmio() will call platform_get_resource_byname() that may fail and return NULL. devm_ioremap() will use res->start as input, which may causes null-ptr-deref. Check the ret value of platform_get_resource_byname() to avoid the null-ptr-deref.

Metrics

EPSS Probability
0.17%

6.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 0af65b9b915e52019aee91db3e1f8b39a7ec8d08, < 098ebb9089c4eedea09333f912d105fa63377496; >= 0af65b9b915e52019aee91db3e1f8b39a7ec8d08, < 3afa88ae9911b65702a3aca9d92ea23fe496e56f; >= 0af65b9b915e52019aee91db3e1f8b39a7ec8d08, < 0903a87490a9ed456ac765a84dcc484c1ee42c32; >= 0af65b9b915e52019aee91db3e1f8b39a7ec8d08, < f360e2b275efbb745ba0af8b47d9ef44221be586
LinuxLinux5.13

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2022-50888?
In the Linux kernel, the following vulnerability has been resolved: remoteproc: qcom: q6v5: Fix potential null-ptr-deref in q6v5_wcss_init_mmio() q6v5_wcss_init_mmio() will call platform_get_resource_byname() that may fail and return NULL. devm_ioremap() will use res->start as input, which may causes null-ptr-deref. Check the ret value of platform_get_resource_byname() to avoid the null-ptr-deref.
How severe is CVE-2022-50888?
Severity scoring for CVE-2022-50888 is pending analysis. The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.
How do I fix CVE-2022-50888?
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.

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Source: NVD / NIST