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CVE-2021-47527

🗓️ 24 May 2024 15:15:15Reported by LinuxType

In Linux kernel, fixed serial core vulnerability causing transmit-buffer reset and memory lea

Reporter	Title	Published	Views	Family All 36
OSV	CVE-2021-47527	24 May 202415:15	–	osv
OSV	UBUNTU-CVE-2021-47527	24 May 202415:15	–	osv
OSV	RLSA-2024:7001 Important: kernel-rt security update	30 Sep 202414:30	–	osv
OSV	RHSA-2024:7001 Red Hat Security Advisory: kernel-rt security update	2 Oct 202405:07	–	osv
OSV	ALSA-2024:7001 Important: kernel-rt security update	24 Sep 202400:00	–	osv
OSV	RHSA-2024:7000 Red Hat Security Advisory: kernel security update	2 Oct 202405:07	–	osv
OSV	ALSA-2024:7000 Important: kernel security update	24 Sep 202400:00	–	osv
Vulnrichment	CVE-2021-47527 serial: core: fix transmit-buffer reset and memleak	24 May 202415:09	–	vulnrichment
Cvelist	CVE-2021-47527 serial: core: fix transmit-buffer reset and memleak	24 May 202415:09	–	cvelist
RedhatCVE	CVE-2021-47527	27 May 202410:31	–	redhatcve

Vulners

Node

linux linux_kernelRange4.9–4.9.292

linux linux_kernelRange4.10.0–4.14.257

linux linux_kernelRange4.15.0–4.19.220

linux linux_kernelRange4.20.0–5.4.164

linux linux_kernelRange5.5.0–5.10.84

linux linux_kernelRange5.11.0–5.15.7

linux linux_kernelRange5.16.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/tty/serial/serial_core.c"
    ],
    "versions": [
      {
        "version": "761ed4a94582ab291aa24dcbea4e01e8936488c8",
        "lessThan": "011f6c92b5bf6e1fbfdedc8b5232f64c1c493206",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "761ed4a94582ab291aa24dcbea4e01e8936488c8",
        "lessThan": "e74d9663fd57640fc3394abb5c76fa95b9cc2f2e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "761ed4a94582ab291aa24dcbea4e01e8936488c8",
        "lessThan": "1179b168fa3f3a6aae3bd140000455a0e58457db",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "761ed4a94582ab291aa24dcbea4e01e8936488c8",
        "lessThan": "c5da8aa441053958594f94254592bb41264bdfbf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "761ed4a94582ab291aa24dcbea4e01e8936488c8",
        "lessThan": "e1722acf4f0d4d67b60f57e08ce16f8b66cd4b8f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "761ed4a94582ab291aa24dcbea4e01e8936488c8",
        "lessThan": "64e491c1634b73d3bddc081d08620bdc92ab2c12",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "761ed4a94582ab291aa24dcbea4e01e8936488c8",
        "lessThan": "00de977f9e0aa9760d9a79d1e41ff780f74e3424",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/tty/serial/serial_core.c"
    ],
    "versions": [
      {
        "version": "4.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.9",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.292",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.257",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.220",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.164",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.84",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.7",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.16",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/e74d9663fd57640fc3394abb5c76fa95b9cc2f2e
git	www.git.kernel.org/stable/c/c5da8aa441053958594f94254592bb41264bdfbf
git	www.git.kernel.org/stable/c/1179b168fa3f3a6aae3bd140000455a0e58457db
git	www.git.kernel.org/stable/c/e1722acf4f0d4d67b60f57e08ce16f8b66cd4b8f
git	www.git.kernel.org/stable/c/011f6c92b5bf6e1fbfdedc8b5232f64c1c493206
git	www.git.kernel.org/stable/c/00de977f9e0aa9760d9a79d1e41ff780f74e3424
git	www.git.kernel.org/stable/c/64e491c1634b73d3bddc081d08620bdc92ab2c12

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24 May 2024 15:15Current

6.9Medium risk

Vulners AI Score6.9

EPSS0.00044

SSVC