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kernel: Fix of 17 CVEs

Type: advisorySources: OSV

- KVM: x86: Fix shadow paging use-after-free due to unexpected GFN/role {CVE-2026-46113} - btrfs: fix use-after-free after failure to create a snapshot {CVE-2022-48733} - Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold {CVE-2026-31408} - xfs: delete attr leaf freemap entries when empty {CVE-2026-43158} - net: atlantic: eliminate double free in error handling logic {CVE-2023-52664} - media: dvbdev: adopts refcnt to avoid UAF {CVE-2022-50274} - igbvf: fix double free in `igbvf_probe` {CVE-2021-47589} - scsi: scsi_debug: Sanity check block descriptor length in resp_mode_select() {CVE-2021-47576} - ALSA: seq: Fix race of snd_seq_timer_open() {CVE-2021-47281} - net: af_key: zero aligned sockaddr tail in PF_KEY exports {CVE-2026-43088} - IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields {CVE-2021-47485} - wifi: brcmfmac: Check the count value of channel spec to prevent out-of-bounds reads {CVE-2022-49740} - proc/vmcore: fix clearing user buffer by properly using clear_user() - staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() - ASoC: ops: Correct bounds check for second channel on SX controls {CVE-2022-48951} - ASoC: ops: Check bounds for second channel in snd_soc_put_volsw_sx() {CVE-2022-48951} - nfsd: fix use-after-free due to delegation race {CVE-2021-47506}

Products
bpftool, kernel, kernel-debug, kernel-debug-devel, kernel-devel, kernel-headers, kernel-tools, kernel-tools-libs, kernel-tools-libs-devel, perf, python-perf
Affected versions
Not specified
Fixed versions
3.10.0-1160.144.1.el7.tuxcare.els8
CVEs
CVE-2021-47281, CVE-2021-47485, CVE-2021-47506, CVE-2021-47576, CVE-2021-47589, CVE-2022-48733, CVE-2022-48951, CVE-2022-49740, CVE-2022-50274, CVE-2023-52664, CVE-2026-31408, CVE-2026-43088, CVE-2026-43158, CVE-2026-46113
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 11:55 UTC · Revision 1

Source evidence

kernel: Fix of 17 CVEs

core-osv · Original source

Published 21 Oct 2026, 12:51 UTC

- KVM: x86: Fix shadow paging use-after-free due to unexpected GFN/role {CVE-2026-46113} - btrfs: fix use-after-free after failure to create a snapshot {CVE-2022-48733} - Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold {CVE-2026-31408} - xfs: delete attr leaf freemap entries when empty {CVE-2026-43158} - net: atlantic: eliminate double free in error handling logic {CVE-2023-52664} - media: dvbdev: adopts refcnt to avoid UAF {CVE-2022-50274} - igbvf: fix double free in `igbvf_probe` {CVE-2021-47589} - scsi: scsi_debug: Sanity check block descriptor length in resp_mode_select() {CVE-2021-47576} - ALSA: seq: Fix race of snd_seq_timer_open() {CVE-2021-47281} - net: af_key: zero aligned sockaddr tail in PF_KEY exports {CVE-2026-43088} - IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields {CVE-2021-47485} - wifi: brcmfmac: Check the count value of channel spec to prevent out-of-bounds reads {CVE-2022-49740} - proc/vmcore: fix clearing user buffer by properly using clear_user() - staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() - ASoC: ops: Correct bounds check for second channel on SX controls {CVE-2022-48951} - ASoC: ops: Check bounds for second channel in snd_soc_put_volsw_sx() {CVE-2022-48951} - nfsd: fix use-after-free due to delegation race {CVE-2021-47506}

osv:CLSA-2026-1783354994

bpftool

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

kernel

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

kernel-debug

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

kernel-debug-devel

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

kernel-devel

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

kernel-headers

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

kernel-tools

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

kernel-tools-libs

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

kernel-tools-libs-devel

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

perf

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

python-perf

Fixed versions: 3.10.0-1160.144.1.el7.tuxcare.els8

Complete source record
{
  "id": "45257bc682d2bf27f9986afbdaea2788236259b45e2e8a62b8727913d1a6fbed",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1783354994",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "kernel: Fix of 17 CVEs",
    "summary": "- KVM: x86: Fix shadow paging use-after-free due to unexpected GFN/role {CVE-2026-46113} - btrfs: fix use-after-free after failure to create a snapshot {CVE-2022-48733} - Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold {CVE-2026-31408} - xfs: delete attr leaf freemap entries when empty {CVE-2026-43158} - net: atlantic: eliminate double free in error handling logic {CVE-2023-52664} - media: dvbdev: adopts refcnt to avoid UAF {CVE-2022-50274} - igbvf: fix double free in `igbvf_probe` {CVE-2021-47589} - scsi: scsi_debug: Sanity check block descriptor length in resp_mode_select() {CVE-2021-47576} - ALSA: seq: Fix race of snd_seq_timer_open() {CVE-2021-47281} - net: af_key: zero aligned sockaddr tail in PF_KEY exports {CVE-2026-43088} - IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields {CVE-2021-47485} - wifi: brcmfmac: Check the count value of channel spec to prevent out-of-bounds reads {CVE-2022-49740} - proc/vmcore: fix clearing user buffer by properly using clear_user() - staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() - ASoC: ops: Correct bounds check for second channel on SX controls {CVE-2022-48951} - ASoC: ops: Check bounds for second channel in snd_soc_put_volsw_sx() {CVE-2022-48951} - nfsd: fix use-after-free due to delegation race {CVE-2021-47506}",
    "evidence": "osv:CLSA-2026-1783354994",
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      {
        "name": {
          "value": "perf",
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        "affected_versions": []
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      {
        "name": {
          "value": "python-perf",
          "evidence": "/affected/10/package/name"
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    ],
    "severity": "unknown",
    "structured": {
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      "aliases": [
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      "affected": [
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          ],
          "package": {
            "name": "bpftool",
            "purl": "pkg:rpm/tuxcare/bpftool?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
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          ],
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            "purl": "pkg:rpm/tuxcare/kernel?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
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          ],
          "package": {
            "name": "kernel-debug",
            "purl": "pkg:rpm/tuxcare/kernel-debug?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
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          "package": {
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            "purl": "pkg:rpm/tuxcare/kernel-debug-devel?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
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            "ecosystem": "TuxCare:RHEL:7"
          },
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          "package": {
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          },
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          ],
          "package": {
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          },
          "database_specific": {
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              ]
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          ],
          "package": {
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          },
          "database_specific": {
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          }
        }
      ],
      "modified": "2026-10-26T09:43:45.357994565Z",
      "provider": "osv",
      "upstream": [
        "CVE-2021-47281",
        "CVE-2021-47485",
        "CVE-2021-47506",
        "CVE-2021-47576",
        "CVE-2021-47589",
        "CVE-2022-48733",
        "CVE-2022-48951",
        "CVE-2022-49740",
        "CVE-2022-50274",
        "CVE-2023-52664",
        "CVE-2026-31408",
        "CVE-2026-43088",
        "CVE-2026-43158",
        "CVE-2026-46113"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1783354994.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2021-47281",
        "https://nvd.nist.gov/vuln/detail/CVE-2021-47485",
        "https://nvd.nist.gov/vuln/detail/CVE-2021-47506",
        "https://nvd.nist.gov/vuln/detail/CVE-2021-47566",
        "https://nvd.nist.gov/vuln/detail/CVE-2021-47571",
        "https://nvd.nist.gov/vuln/detail/CVE-2021-47576",
        "https://nvd.nist.gov/vuln/detail/CVE-2021-47589",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-48733",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-48951",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49740",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50274",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-52664",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-31408",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-43088",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-43158",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-46113",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-53359"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2021-47281",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2021-47485",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2021-47506",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2021-47576",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2021-47589",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-48733",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-48951",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-49740",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2022-50274",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2023-52664",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-31408",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-43088",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-43158",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-46113",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 450119,
  "published_at": "2026-10-21T12:51:55+00:00"
}