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ALSA: line6: fix stack overflow in line6_midi_transmit

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: ALSA: line6: fix stack overflow in line6_midi_transmit Correctly calculate available space including the size of the chunk buffer. This fixes a buffer overflow when multiple MIDI sysex messages are sent to a PODxt device.

Announced Group revision 1
Original source ↗

CVE-2022-50719

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-2022-50719

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": "f2459201c72e8f8553644505eed19954d4c3a023",
        "lessThan": "b026af92b2cea907c780f7168c730c816cd33311",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f2459201c72e8f8553644505eed19954d4c3a023",
        "lessThan": "49cb7737e733013ec86aa77ed2e19b94a68eaa05",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f2459201c72e8f8553644505eed19954d4c3a023",
        "lessThan": "0c76087449ee4ed45a88b10017d02c6694caedb1",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f2459201c72e8f8553644505eed19954d4c3a023",
        "lessThan": "25e8c6ecb46843a955f254b8f0d77894e4a53dc4",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f2459201c72e8f8553644505eed19954d4c3a023",
        "lessThan": "66f359ad66d49f75d39ac729f9114dabf90b81bb",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f2459201c72e8f8553644505eed19954d4c3a023",
        "lessThan": "0c9118e381ff538874e00fd4e66a768273c150fb",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f2459201c72e8f8553644505eed19954d4c3a023",
        "lessThan": "61e4be4a60cc6de723f8c574ddbcb3025eb44cac",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f2459201c72e8f8553644505eed19954d4c3a023",
        "lessThan": "389d34c2a8b52acc351fd932ed4bea41fee5a39b",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f2459201c72e8f8553644505eed19954d4c3a023",
        "lessThan": "b8800d324abb50160560c636bfafe2c81001b66c",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "sound/usb/line6/midi.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "3.15"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "3.15",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "4.9.337",
        "versionType": "semver",
        "lessThanOrEqual": "4.9.*"
      },
      {
        "status": "unaffected",
        "version": "4.14.303",
        "versionType": "semver",
        "lessThanOrEqual": "4.14.*"
      },
      {
        "status": "unaffected",
        "version": "4.19.270",
        "versionType": "semver",
        "lessThanOrEqual": "4.19.*"
      },
      {
        "status": "unaffected",
        "version": "5.4.229",
        "versionType": "semver",
        "lessThanOrEqual": "5.4.*"
      },
      {
        "status": "unaffected",
        "version": "5.10.163",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.87",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.0.17",
        "versionType": "semver",
        "lessThanOrEqual": "6.0.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.3",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.2",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "sound/usb/line6/midi.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2022-50719

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#30230 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. CVE-2022-50719 · Revision 1Source updated