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CVE-2026-52939

🗓️ 24 Jun 2026 07:14:28Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 3 Views

Fix NULL dereference in rds_ib_send_cqe_handler for masked atomic completions.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-52939
24 Jun 202607:14
attackerkb
Cvelist
CVE-2026-52939 net/rds: fix NULL deref in rds_ib_send_cqe_handler() on masked atomic completion
24 Jun 202607:14
cvelist
NVD
CVE-2026-52939
24 Jun 202608:16
nvd
Vulners
CNA
Node
linuxlinux_kernelRange2.6.375.10.259
OR
linuxlinux_kernelRange5.11.05.15.210
OR
linuxlinux_kernelRange5.16.06.1.176
OR
linuxlinux_kernelRange6.2.06.6.143
OR
linuxlinux_kernelRange6.7.06.12.94
OR
linuxlinux_kernelRange6.13.06.18.36
OR
linuxlinux_kernelRange6.19.07.0.13
OR
linuxlinux_kernelRange7.1.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/rds/ib_send.c"
    ],
    "versions": [
      {
        "version": "20c72bd5f5f902e5a8745d51573699605bf8d21c",
        "lessThan": "a0148342badd8c9b2e46551766a27cb76c82e715",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "20c72bd5f5f902e5a8745d51573699605bf8d21c",
        "lessThan": "4dd262f875e87653df50b138de1390ab0628e6b7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "20c72bd5f5f902e5a8745d51573699605bf8d21c",
        "lessThan": "6e4615164d185a26badb2f376a2449f4d174a5f0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "20c72bd5f5f902e5a8745d51573699605bf8d21c",
        "lessThan": "0f22412a2f4fbbe0251c132abee045d15a90e5b6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "20c72bd5f5f902e5a8745d51573699605bf8d21c",
        "lessThan": "0f7baa82a24813cdad0b06a6f8f07e4824af5ed5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "20c72bd5f5f902e5a8745d51573699605bf8d21c",
        "lessThan": "dcf458120add64c96a6ef5cf719340453f6e6abf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "20c72bd5f5f902e5a8745d51573699605bf8d21c",
        "lessThan": "4fd34669558085bcb589aa2078a13b0ca79e360d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "20c72bd5f5f902e5a8745d51573699605bf8d21c",
        "lessThan": "34080db3e70ddf94c38512ad2331e3c3afca6cc1",
        "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/rds/ib_send.c"
    ],
    "versions": [
      {
        "version": "2.6.37",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.37",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.143",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.94",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.36",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.13",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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