CVE-2022-50719

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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/0c76087449ee4ed45a88b10017d02c6694caedb1
https://git.kernel.org/stable/c/0c9118e381ff538874e00fd4e66a768273c150fb
https://git.kernel.org/stable/c/25e8c6ecb46843a955f254b8f0d77894e4a53dc4
https://git.kernel.org/stable/c/389d34c2a8b52acc351fd932ed4bea41fee5a39b
https://git.kernel.org/stable/c/49cb7737e733013ec86aa77ed2e19b94a68eaa05
https://git.kernel.org/stable/c/61e4be4a60cc6de723f8c574ddbcb3025eb44cac
https://git.kernel.org/stable/c/66f359ad66d49f75d39ac729f9114dabf90b81bb
https://git.kernel.org/stable/c/b026af92b2cea907c780f7168c730c816cd33311
https://git.kernel.org/stable/c/b8800d324abb50160560c636bfafe2c81001b66c

Configurations

No configuration.

History

No history.

Information

Published : 2025-12-24 13:15

Updated : 2026-08-04 10:18

NVD link : CVE-2022-50719

Mitre link : CVE-2022-50719

CVE.ORG link : CVE-2022-50719

JSON object : View

Products Affected

No product.

CWE

No CWE.

{"id": "CVE-2022-50719", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"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"}]}], "published": "2025-12-24T13:15:58.560", "references": [{"url": "https://git.kernel.org/stable/c/0c76087449ee4ed45a88b10017d02c6694caedb1", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/0c9118e381ff538874e00fd4e66a768273c150fb", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/25e8c6ecb46843a955f254b8f0d77894e4a53dc4", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/389d34c2a8b52acc351fd932ed4bea41fee5a39b", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/49cb7737e733013ec86aa77ed2e19b94a68eaa05", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/61e4be4a60cc6de723f8c574ddbcb3025eb44cac", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/66f359ad66d49f75d39ac729f9114dabf90b81bb", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b026af92b2cea907c780f7168c730c816cd33311", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b8800d324abb50160560c636bfafe2c81001b66c", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Deferred", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: line6: fix stack overflow in line6_midi_transmit\n\nCorrectly calculate available space including the size of the chunk\nbuffer. This fixes a buffer overflow when multiple MIDI sysex\nmessages are sent to a PODxt device."}], "lastModified": "2026-08-04T10:18:22.053", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}