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CVE-2026-52997 net/sched: sch_dualpi2: drain both C-queue and L-queue in dualpi2_change()

🗓️ 24 Jun 2026 16:29:09Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 48 Views

Fix dualpi2_change to drain C-queue then L-queue after config change; update limits and prevent NULL dereference.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-52997
24 Jun 202616:29
attackerkb
nessus
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1866)
22 Jun 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-52997
28 Jun 202600:00
nessus
cve
CVE
CVE-2026-52997
24 Jun 202616:29
cve
debiancve
Debian CVE
CVE-2026-52997
24 Jun 202616:29
debiancve
euvd
EUVD
EUVD-2026-38865
24 Jun 202618:32
euvd
nvd
NVD
CVE-2026-52997
24 Jun 202617:17
nvd
osv
OSV
BELL-CVE-2026-52997
26 Jun 202606:12
osv
osv
OSV
DEBIAN-CVE-2026-52997
24 Jun 202617:17
osv
osv
OSV
UBUNTU-CVE-2026-52997
24 Jun 202617:17
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/sched/sch_dualpi2.c"
    ],
    "versions": [
      {
        "version": "320d031ad6e4d67e8e1ab08ac71efda02bc85683",
        "lessThan": "86cf2eba2056bcf9c41fba260e599bd95bf9943b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "320d031ad6e4d67e8e1ab08ac71efda02bc85683",
        "lessThan": "3042add80c2c50bd127d570b83319af612efde65",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "320d031ad6e4d67e8e1ab08ac71efda02bc85683",
        "lessThan": "478ed6b7d2577439c610f91fa8759a4c878a4264",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/sched/sch_dualpi2.c"
    ],
    "versions": [
      {
        "version": "6.17",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.17",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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