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CVE-2026-74418 dma-fence: Fix potential tracepoint null pointer dereferences

🗓️ 15 Aug 2026 05:59:23Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

dma-fence tracepoints can dereference null fence->ops after signalling; safe getters added to fix null pointer dereference.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74418
15 Aug 202605:59
attackerkb
cve
CVE
CVE-2026-74418
15 Aug 202600:00
cve
debiancve
Debian CVE
CVE-2026-74418
15 Aug 202600:00
debiancve
euvd
EUVD
EUVD-2026-59565
15 Aug 202605:59
euvd
nvd
NVD
CVE-2026-74418
15 Aug 202606:22
nvd
osv
OSV
DEBIAN-CVE-2026-74418
15 Aug 202606:22
osv
ptsecurity
Positive Technologies
PT-2026-72854
15 Aug 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/dma-buf/dma-fence.c",
      "include/trace/events/dma_fence.h"
    ],
    "versions": [
      {
        "version": "541c8f2468b933acc5d129e84bd264923675a66e",
        "lessThan": "4e01fc9a5bc49b04fad403ffa71299b35e132ca8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "541c8f2468b933acc5d129e84bd264923675a66e",
        "lessThan": "e94b9f01543cc6a83538c2c2cc645a424d3015ca",
        "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-buf/dma-fence.c",
      "include/trace/events/dma_fence.h"
    ],
    "versions": [
      {
        "version": "7.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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