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kernel: Fix of 26 CVEs

Type: advisorySources: OSV

- net/sched: fix pedit partial COW leading to page cache corruption {CVE-2026-46331} - ALSA: aloop: Fix racy access at PCM trigger {CVE-2026-23191}

Products
bpftool, kernel, kernel-core, kernel-cross-headers, kernel-debug, kernel-debug-core, kernel-debug-devel, kernel-debug-modules, kernel-debug-modules-extra, kernel-debug-modules-internal, kernel-devel, kernel-headers, kernel-ipaclones-internal, kernel-modules, kernel-modules-extra, kernel-modules-internal, kernel-selftests-internal, kernel-tools, kernel-tools-libs, kernel-tools-libs-devel, perf, python3-perf
Affected versions
Not specified
Fixed versions
4.18.0-553.6.1.el8_10.tuxcare.els24
CVEs
CVE-2026-23191, CVE-2026-46331
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 11:50 UTC · Revision 1

Source evidence

kernel: Fix of 26 CVEs

core-osv · Original source

Published 18 Oct 2026, 03:51 UTC

- net/sched: fix pedit partial COW leading to page cache corruption {CVE-2026-46331} - ALSA: aloop: Fix racy access at PCM trigger {CVE-2026-23191}

osv:CLSA-2026-1782375682

bpftool

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-core

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-cross-headers

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-debug

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-debug-core

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-debug-devel

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-debug-modules

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-debug-modules-extra

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-debug-modules-internal

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-devel

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-headers

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-ipaclones-internal

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-modules

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-modules-extra

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-modules-internal

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-selftests-internal

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-tools

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-tools-libs

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

kernel-tools-libs-devel

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

perf

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

python3-perf

Fixed versions: 4.18.0-553.6.1.el8_10.tuxcare.els24

Complete source record
{
  "id": "179cc2b4d4628108a4fc1f55c82f4ed7bfde7347869710acaae31e531161b326",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1782375682",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "kernel: Fix of 26 CVEs",
    "summary": "- net/sched: fix pedit partial COW leading to page cache corruption {CVE-2026-46331} - ALSA: aloop: Fix racy access at PCM trigger {CVE-2026-23191}",
    "evidence": "osv:CLSA-2026-1782375682",
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      {
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      {
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      {
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      {
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      {
        "name": {
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          "evidence": "/affected/18/package/name"
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      {
        "name": {
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          "evidence": "/affected/19/package/name"
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          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "perf",
          "evidence": "/affected/20/package/name"
        },
        "prerequisites": [],
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        "affected_versions": []
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      {
        "name": {
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          "evidence": "/affected/21/package/name"
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        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
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      "aliases": [
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      ],
      "affected": [
        {
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            "purl": "pkg:rpm/tuxcare/kernel-modules-internal?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782375682.json"
          }
        },
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                  "introduced": "0"
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            "purl": "pkg:rpm/tuxcare/kernel-selftests-internal?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782375682.json"
          }
        },
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          "package": {
            "name": "kernel-tools",
            "purl": "pkg:rpm/tuxcare/kernel-tools?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782375682.json"
          }
        },
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          "package": {
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            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782375682.json"
          }
        },
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              ]
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          ],
          "package": {
            "name": "kernel-tools-libs-devel",
            "purl": "pkg:rpm/tuxcare/kernel-tools-libs-devel?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782375682.json"
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        },
        {
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                },
                {
                  "fixed": "4.18.0-553.6.1.el8_10.tuxcare.els24"
                }
              ]
            }
          ],
          "package": {
            "name": "perf",
            "purl": "pkg:rpm/tuxcare/perf?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782375682.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.18.0-553.6.1.el8_10.tuxcare.els24"
                }
              ]
            }
          ],
          "package": {
            "name": "python3-perf",
            "purl": "pkg:rpm/tuxcare/python3-perf?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782375682.json"
          }
        }
      ],
      "modified": "2026-10-26T09:43:33.577263228Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-23191",
        "CVE-2026-46331"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/centos-stream8els/CLSA-2026-1782375682.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49975",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50051",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50673",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-52504",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-52818",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-53117",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-53619",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-38361",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-68366",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-71082",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-71091",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-23099",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-23191",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-23243",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-23270",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-23455",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-31405",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-31532",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-31581",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-31685",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-43027",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-43110",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-43158",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-43190",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-43370",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-46331"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-23191",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-46331",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 449988,
  "published_at": "2026-10-18T03:51:55+00:00"
}