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CVE-2026-31442 dmaengine: idxd: Fix possible invalid memory access after FLR

🗓️ 22 Apr 2026 13:53:39Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

Fixes invalid memory access in dma engine after function level reset by nulling deallocated scratch area when allocation fails.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
AstraLinux
Astra Linux - уязвимость в linux-5.10
20 May 202605:53
astralinux
CNNVD
Linux kernel 安全漏洞
22 Apr 202600:00
cnnvd
CVE
CVE-2026-31442
22 Apr 202613:53
cve
Debian CVE
CVE-2026-31442
22 Apr 202613:53
debiancve
EUVD
EUVD-2026-24772
22 Apr 202615:31
euvd
NVD
CVE-2026-31442
22 Apr 202614:16
nvd
OSV
BELL-CVE-2026-31442 CVE-2026-31442 does not affect BellSoft software
23 Apr 202606:09
osv
OSV
DEBIAN-CVE-2026-31442
22 Apr 202614:16
osv
OSV
UBUNTU-CVE-2026-31442
22 Apr 202614:16
osv
Positive Technologies
PT-2026-34347
22 Apr 202600:00
ptsecurity
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/dma/idxd/init.c"
    ],
    "versions": [
      {
        "version": "98d187a989036096feaa2fef1ec3b2240ecdeacf",
        "lessThan": "504c0e6751001ac46917c73e703f2b1b92cfc026",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "98d187a989036096feaa2fef1ec3b2240ecdeacf",
        "lessThan": "867d0c801f21370d561420fa32f2ea1a7dc3a22d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "98d187a989036096feaa2fef1ec3b2240ecdeacf",
        "lessThan": "d6077df7b75d26e4edf98983836c05d00ebabd8d",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/dma/idxd/init.c"
    ],
    "versions": [
      {
        "version": "6.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.21",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.11",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 22:08Current
CVSS 3.17.8
EPSS0.00015
24