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CVE-2026-53260 tcp: Add preempt_{disable,enable}_nested() in reqsk_queue_hash_req().

🗓️ 25 Jun 2026 08:39:49Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 32 Views

Wrap mod_timer and refcount_set with preempt_disable_nested() to prevent reqsk refcount underflow.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
CVE-2026-53260
25 Jun 202608:39
attackerkb
cgr
CVE-2026-53260 vulnerabilities
16 Jul 202602:17
cgr
circl
CVE-2026-53260
25 Jun 202610:02
circl
cve
CVE-2026-53260
25 Jun 202608:39
cve
debiancve
CVE-2026-53260
25 Jun 202608:39
debiancve
euvd
EUVD-2026-39211
25 Jun 202608:39
euvd
nvd
CVE-2026-53260
25 Jun 202609:16
nvd
osv
BELL-CVE-2026-53260
27 Jun 202606:13
osv
osv
CGA-R8QQ-6467-QP9R
15 Jul 202622:15
osv
osv
CVE-2026-53260 tcp: Add preempt_{disable,enable}_nested() in reqsk_queue_hash_req().
25 Jun 202608:39
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv4/inet_connection_sock.c"
    ],
    "versions": [
      {
        "version": "d2d6422f8bd17c6bb205133e290625a564194496",
        "lessThan": "b183215ff714efb747d9d5a429322ba6404b5401",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d2d6422f8bd17c6bb205133e290625a564194496",
        "lessThan": "e10902df24488ca722303133acfc82490f7d59ad",
        "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/ipv4/inet_connection_sock.c"
    ],
    "versions": [
      {
        "version": "6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.12",
        "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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28 Jun 2026 06:41Current
CVSS 3.19.8
EPSS0.00349
32