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Vulnerabilities

Vulnerability · 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 pl

Published Dec 30, 2025 · catalog updated May 11, 2026 · Linux Linux

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2022-50888. EPSS is 0.20%. Act only if a listed version of Linux Linux is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
None0.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.20%
Remediation
Version ranges on file
Affected products
vendor Linux Linux 0af65b9b915e52019aee91db3e1f8b39a7ec8d08 <3afa88ae9911b65702a3aca9d92ea23fe496e56f

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Linux Linux 0af65b9b915e52019aee91db3e1f8b39a7ec8d08 <3afa88ae9911b65702a3aca9d92ea23fe496e56f0af65b9b915e52019aee91db3e1f8b39a7ec8d08 <3afa88ae9911b65702a3aca9d92ea23fe496e56f

How to fix CVE-2022-50888

  • Upgrade

    CVE-2022-50888 lists a fix boundary at 3afa88ae9911b65702a3aca9d92ea23fe496e56f. Compare the installed build with that boundary before you change production.

  • Version check

    Seen in 0af65b9b915e52019aee91db3e1f8b39a7ec8d08 <3afa88ae9911b65702a3aca9d92ea23fe496e56f

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2022-50888. EPSS is 0.20%. Act only if a listed version of Linux Linux is installed.

Which versions are affected?

Compare what you have installed with Linux Linux 0af65b9b915e52019aee91db3e1f8b39a7ec8d08 <3afa88ae9911b65702a3aca9d92ea23fe496e56f 0af65b9b915e52019aee91db3e1f8b39a7ec8d08 <3afa88ae9911b65702a3aca9d92ea23fe496e56f. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.20%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 30, 2025 · EUVD

    Detected

    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.

  2. May 11, 2026 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2022-50888

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-50888

    30-day exploitation probability 0.20%

    first.org
  • EUVDVulnerability recordEUVD-2022-55908

    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 in

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 29, 2026
  • FIRST EPSSOct 29, 2026
  • EUVDOct 29, 2026