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CVE-2026-89532 svcrdma: Fix pcl_for_each_segment for empty chunks

🗓️ 11 Sep 2026 19:44:11Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 13 Views

Out-of-bounds read in Linux svcrdma pcl_for_each_segment on zero-segment chunk causing GPF.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89532
11 Sep 202619:44
cve
debiancve
Debian CVE
CVE-2026-89532
11 Sep 202619:44
debiancve
euvd
EUVD
EUVD-2026-76438
11 Sep 202619:44
euvd
nvd
NVD
CVE-2026-89532
11 Sep 202620:19
nvd
osv
OSV
DEBIAN-CVE-2026-89532
11 Sep 202620:19
osv
ptsecurity
Positive Technologies
PT-2026-90248
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-89532
11 Sep 202623:56
redhatcve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/sunrpc/svc_rdma_pcl.h"
    ],
    "versions": [
      {
        "version": "78147ca8b4a9b6cf0e597ddd6bf17959e08376c2",
        "lessThan": "9c5a03c3dc505c0295339b0a1b9e4fe36447e482",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "78147ca8b4a9b6cf0e597ddd6bf17959e08376c2",
        "lessThan": "a1c954ca4977a4e6ec73ef92fe48073ec54f9fc8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "78147ca8b4a9b6cf0e597ddd6bf17959e08376c2",
        "lessThan": "6d33a7e6bf6c6b293a266a617201285a1ad32c56",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "78147ca8b4a9b6cf0e597ddd6bf17959e08376c2",
        "lessThan": "b7713a784c59515d0aba558c8f5df6a0164dd3a9",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/sunrpc/svc_rdma_pcl.h"
    ],
    "versions": [
      {
        "version": "5.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.11",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.109",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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