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UnratedFix available

Important: kernel security update

Type: advisorySources: OSV

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: vsock/vmci: fix UAF when peer resets connection during handshake (CVE-2026-64115) * kernel: packet: use consistent hard_header_len in non-ring send paths () * kernel: packet: use consistent hard_header_len in non-ring send paths (CVE-2026-74582) * kernel: svcrdma: Reject inline replies that overflow the pull-up buffer (CVE-2026-89530) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Products
bpftool, kernel, kernel-abi-stablelists, kernel-core, kernel-cross-headers, kernel-debug, kernel-debug-core, kernel-debug-devel, kernel-debug-modules, kernel-debug-modules-extra, kernel-devel, kernel-doc, kernel-headers, kernel-modules, kernel-modules-extra, kernel-tools, kernel-tools-libs, kernel-tools-libs-devel, kernel-zfcpdump, kernel-zfcpdump-core, kernel-zfcpdump-devel, kernel-zfcpdump-modules, kernel-zfcpdump-modules-extra, perf, python3-perf
Affected versions
Not specified
Fixed versions
4.18.0-553.172.1.el8_10
CVEs
Not specified
Confirmed fixed CVEs
Not specified
Updated in this feed
28 Oct 2026, 09:02 UTC · Revision 1

Source evidence

Important: kernel security update

core-osv · Original source

Published 7 Oct 2026, 00:00 UTC

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: vsock/vmci: fix UAF when peer resets connection during handshake (CVE-2026-64115) * kernel: packet: use consistent hard_header_len in non-ring send paths () * kernel: packet: use consistent hard_header_len in non-ring send paths (CVE-2026-74582) * kernel: svcrdma: Reject inline replies that overflow the pull-up buffer (CVE-2026-89530) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

osv:ALSA-2026:77498

bpftool

Fixed versions: 4.18.0-553.172.1.el8_10

kernel

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-abi-stablelists

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-core

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-cross-headers

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-debug

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-debug-core

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-debug-devel

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-debug-modules

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-debug-modules-extra

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-devel

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-doc

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-headers

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-modules

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-modules-extra

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-tools

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-tools-libs

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-tools-libs-devel

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-zfcpdump

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-zfcpdump-core

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-zfcpdump-devel

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-zfcpdump-modules

Fixed versions: 4.18.0-553.172.1.el8_10

kernel-zfcpdump-modules-extra

Fixed versions: 4.18.0-553.172.1.el8_10

perf

Fixed versions: 4.18.0-553.172.1.el8_10

python3-perf

Fixed versions: 4.18.0-553.172.1.el8_10

Complete source record
{
  "id": "dcfc7cf971f9fb142f859b3db873dffdf2f4e9d353899dc9a44313d8503ec365",
  "url": "https://osv.dev/vulnerability/ALSA-2026%3A77498",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Important: kernel security update",
    "summary": "The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: vsock/vmci: fix UAF when peer resets connection during handshake (CVE-2026-64115) * kernel: packet: use consistent hard_header_len in non-ring send paths () * kernel: packet: use consistent hard_header_len in non-ring send paths (CVE-2026-74582) * kernel: svcrdma: Reject inline replies that overflow the pull-up buffer (CVE-2026-89530) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
    "evidence": "osv:ALSA-2026:77498",
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        "affected_versions": []
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      {
        "name": {
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          "evidence": "/affected/9/package/name"
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        "affected_versions": []
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      {
        "name": {
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        "affected_versions": []
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      {
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        "affected_versions": []
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      {
        "name": {
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          "evidence": "/affected/12/package/name"
        },
        "prerequisites": [],
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            "evidence": "/affected/12/ranges"
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        ],
        "affected_versions": []
      },
      {
        "name": {
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          "evidence": "/affected/13/package/name"
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        "affected_versions": []
      },
      {
        "name": {
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          "evidence": "/affected/14/package/name"
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            "evidence": "/affected/14/ranges"
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        ],
        "affected_versions": []
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      {
        "name": {
          "value": "kernel-tools",
          "evidence": "/affected/15/package/name"
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        "prerequisites": [],
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            "evidence": "/affected/15/ranges"
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        "affected_versions": []
      },
      {
        "name": {
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          "evidence": "/affected/16/package/name"
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        "affected_versions": []
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      {
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        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-zfcpdump",
          "evidence": "/affected/18/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.18.0-553.172.1.el8_10",
            "evidence": "/affected/18/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-zfcpdump-core",
          "evidence": "/affected/19/package/name"
        },
        "prerequisites": [],
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            "evidence": "/affected/19/ranges"
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        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-zfcpdump-devel",
          "evidence": "/affected/20/package/name"
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        "prerequisites": [],
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        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-zfcpdump-modules",
          "evidence": "/affected/21/package/name"
        },
        "prerequisites": [],
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            "value": "4.18.0-553.172.1.el8_10",
            "evidence": "/affected/21/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-zfcpdump-modules-extra",
          "evidence": "/affected/22/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
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            "evidence": "/affected/22/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "perf",
          "evidence": "/affected/23/package/name"
        },
        "prerequisites": [],
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          {
            "value": "4.18.0-553.172.1.el8_10",
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        ],
        "affected_versions": []
      },
      {
        "name": {
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          "evidence": "/affected/24/package/name"
        },
        "prerequisites": [],
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    ],
    "severity": "unknown",
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      "aliases": [
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            "purl": "pkg:rpm/almalinux/kernel-core",
            "ecosystem": "AlmaLinux:8"
          },
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            "purl": "pkg:rpm/almalinux/kernel-debug-modules",
            "ecosystem": "AlmaLinux:8"
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          "package": {
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            "purl": "pkg:rpm/almalinux/kernel-doc",
            "ecosystem": "AlmaLinux:8"
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          "database_specific": {
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          ],
          "package": {
            "name": "kernel-headers",
            "purl": "pkg:rpm/almalinux/kernel-headers",
            "ecosystem": "AlmaLinux:8"
          },
          "database_specific": {
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              ]
            }
          ],
          "package": {
            "name": "kernel-modules",
            "purl": "pkg:rpm/almalinux/kernel-modules",
            "ecosystem": "AlmaLinux:8"
          },
          "database_specific": {
            "source": "https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:77498.json"
          }
        },
        {
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                }
              ]
            }
          ],
          "package": {
            "name": "kernel-modules-extra",
            "purl": "pkg:rpm/almalinux/kernel-modules-extra",
            "ecosystem": "AlmaLinux:8"
          },
          "database_specific": {
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          }
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      ],
      "modified": "2026-10-08T08:30:02.728877011Z",
      "provider": "osv",
      "references": [
        "https://access.redhat.com/errata/RHSA-2026:77498",
        "https://access.redhat.com/security/cve/CVE-2026-64115",
        "https://access.redhat.com/security/cve/CVE-2026-74582",
        "https://access.redhat.com/security/cve/CVE-2026-89530",
        "https://bugzilla.redhat.com/2502593",
        "https://bugzilla.redhat.com/2519475",
        "https://bugzilla.redhat.com/2521057",
        "https://bugzilla.redhat.com/2532218",
        "https://errata.almalinux.org/8/ALSA-2026-77498.html"
      ]
    },
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 98821,
  "published_at": "2026-10-07T00:00:00+00:00"
}