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CVE-2026-74611 tls: rx: restore msg_iter before TLS 1.3 optimistic retry

🗓️ 22 Aug 2026 15:31:57Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 39 Views

Linux kernel TLS RX msg_iter not restored before optimistic retry overwrites iovecs past length.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
nessus
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-3139)
29 Sep 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-74611
22 Aug 202600:00
–nessus
amazon
Amazon
Important: kernel6.18
29 Sep 202600:00
–amazon
circl
Circl
CVE-2026-74611
25 Aug 202606:40
–circl
cve
CVE
CVE-2026-74611
22 Aug 202615:31
–cve
debiancve
Debian CVE
CVE-2026-74611
22 Aug 202615:31
–debiancve
euvd
EUVD
EUVD-2026-64548
22 Aug 202615:31
–euvd
mscve
Microsoft CVE
tls: rx: restore msg_iter before TLS 1.3 optimistic retry
24 Aug 202608:12
–mscve
nvd
NVD
CVE-2026-74611
22 Aug 202616:16
–nvd
osv
OSV
AZL-97334 CVE-2026-74611 affecting package kernel 6.6.157.1-1
22 Aug 202616:16
–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/tls/tls_sw.c",
      "tools/testing/selftests/net/tls.c"
    ],
    "versions": [
      {
        "version": "ce61327ce989b63c0bd1cc7afee00e218ee696ac",
        "lessThan": "68787940274ec89f41dc91b1a68ee1a16a90735f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ce61327ce989b63c0bd1cc7afee00e218ee696ac",
        "lessThan": "3c837266a734e2a22b24d2d567404a501d405835",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ce61327ce989b63c0bd1cc7afee00e218ee696ac",
        "lessThan": "1c8629651cb54f7b51db8fc0b1a9944e4a4b0f5e",
        "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/tls/tls_sw.c",
      "tools/testing/selftests/net/tls.c"
    ],
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.45",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.9",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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25 Aug 2026 05:40Current
CVSS 3.19.8
EPSS0.00649
39