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net: usb: pegasus: fix memory leak in update_eth_regs_async()

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: net: usb: pegasus: fix memory leak in update_eth_regs_async() When asynchronously writing to the device registers and if usb_submit_urb() fail, the code fail to release allocated to this point resources.

Announced Source revision 1
Original source ↗

CVE-2026-23021

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-23021

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "323b34963d113efb566635f43858f40cce01d5f9",
        "lessThan": "5397ea6d21c35a17707e201a60761bdee00bcc4e",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "323b34963d113efb566635f43858f40cce01d5f9",
        "lessThan": "a40af9a2904a1ab8ce61866ebe2a894ef30754ba",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "323b34963d113efb566635f43858f40cce01d5f9",
        "lessThan": "ac5d92d2826dec51e5d4c6854865bc5817277452",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "323b34963d113efb566635f43858f40cce01d5f9",
        "lessThan": "93f18eaa190374e0f2d253e3b1a65cee19a7abe6",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "323b34963d113efb566635f43858f40cce01d5f9",
        "lessThan": "471dfb97599eec74e0476046b3ef8e7037f27b34",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "323b34963d113efb566635f43858f40cce01d5f9",
        "lessThan": "ce6eef731aba23a988decea1df3b08cf978f7b01",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "323b34963d113efb566635f43858f40cce01d5f9",
        "lessThan": "afa27621a28af317523e0836dad430bec551eb54",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/net/usb/pegasus.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "3.10"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "3.10",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.10.248",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.198",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.161",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.121",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.66",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.18.6",
        "versionType": "semver",
        "lessThanOrEqual": "6.18.*"
      },
      {
        "status": "unaffected",
        "version": "6.19",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/net/usb/pegasus.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2026-23021

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#39732 · Revision 1
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Publisher date
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