CVE-2026-31442High· 7.8▾ TwilightIn the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix possible invalid memory access after FLR In the case that the first Function Level Reset (FLR) concludes correctly, but in the second FLR the scra…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 42.9 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Oct 16.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.2%
Last analysed / modified upstream
In the Linux kernel, the following vulnerability has been resolved:
dmaengine: idxd: Fix possible invalid memory access after FLR
In the case that the first Function Level Reset (FLR) concludes correctly, but in the second FLR the scratch area for the saved configuration cannot be allocated, it's possible for a invalid memory access to happen.
Always set the deallocated scratch area to NULL after FLR completes.
Linux >= 98d187a989036096feaa2fef1ec3b2240ecdeacf < 504c0e6751001ac46917c73e703f2b1b92cfc026Linux >= 98d187a989036096feaa2fef1ec3b2240ecdeacf < 867d0c801f21370d561420fa32f2ea1a7dc3a22dLinux >= 98d187a989036096feaa2fef1ec3b2240ecdeacf < d6077df7b75d26e4edf98983836c05d00ebabd8dLinux 6.14Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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