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CVE-2026-98559

🗓️ 18 Oct 2026 15:18:26Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 2 Views

UAF in Linux kernel net/smc smcr_port_err() during smc_lgr_list traversal.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-98559 net/smc: fix UAF on lgr list traversal in smcr_port_err()
18 Oct 202615:18
–cvelist
debiancve
Debian CVE
CVE-2026-98559
18 Oct 202615:18
–debiancve
euvd
EUVD
EUVD-2026-103604
18 Oct 202615:18
–euvd
nvd
NVD
CVE-2026-98559
18 Oct 202616:17
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-98559
18 Oct 202617:47
–osv_debian
ptsecurity
Positive Technologies
PT-2026-116778
18 Oct 202600:00
–ptsecurity
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.8–5.15.222
linuxlinux_kernelRange5.16.0–6.1.189
linuxlinux_kernelRange6.2.0–6.6.158
linuxlinux_kernelRange6.7.0–6.12.112
linuxlinux_kernelRange6.13.0–6.18.55
linuxlinux_kernelRange6.19.0–7.2.9
linuxlinux_kernelRange7.3.0≥
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/smc/smc_core.c",
      "net/smc/smc_ib.c"
    ],
    "versions": [
      {
        "version": "541afa10c126b6c22c2a805a559c70cc41fd156e",
        "lessThan": "34bcf11cd2528ae00bb6d764d808083c66824277",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "541afa10c126b6c22c2a805a559c70cc41fd156e",
        "lessThan": "0edcc4284392b28826b5d37532b366b291e6e0fa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "541afa10c126b6c22c2a805a559c70cc41fd156e",
        "lessThan": "00a59600ae72d24859d0ad1783a78bc921bc2599",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "541afa10c126b6c22c2a805a559c70cc41fd156e",
        "lessThan": "3d35f069e1c119992000d51236dbe54da2d4e61e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "541afa10c126b6c22c2a805a559c70cc41fd156e",
        "lessThan": "3d65a2eb4449fc9658fb860dea893025d028d90e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "541afa10c126b6c22c2a805a559c70cc41fd156e",
        "lessThan": "a9b968e42690d784c241a0761c10253271f7df5d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "541afa10c126b6c22c2a805a559c70cc41fd156e",
        "lessThan": "61cb282fe97b3b0ba32ca09417a693162bf4ae3f",
        "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/smc/smc_core.c",
      "net/smc/smc_ib.c"
    ],
    "versions": [
      {
        "version": "5.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.222",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.189",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.158",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.112",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.55",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.9",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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19 Oct 2026 10:19Current
6.3Medium risk
Vulners AI Score6.3
2