HOMEVULNERABILITIESCVE-2026-31443
NONE

CVE-2026-31443

Published: April 22, 2026· Updated: Apr 23, 2026

EPSS:0.02%probability of exploitation in 30 daysPercentile:4.1th

Official Description

In the Linux kernel, the following vulnerability has been resolved:

dmaengine: idxd: Fix crash when the event log is disabled

If reporting errors to the event log is not supported by the hardware,

and an error that causes Function Level Reset (FLR) is received, the

driver will try to restore the event log even if it was not allocated.

Also, only try to free the event log if it was properly allocated.

NVD Source

Technical Analysis

CVE-2026-31443 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

Affected Vendors & Products

Mentioned vendors (from description):
Linux
CPE data not yet available in NVD for this CVE.

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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All References (3)

Quick Facts

CVE IDCVE-2026-31443
SeverityNONE
CISA KEVNo
EPSS (30d)0.02%
PublishedApr 22, 2026

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-31443 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.