ALT-PU-2022-1050-1

Package update kernel-image-un-def in branch p8

Version4.19.225-alt0.M80P.1

Published2022-01-14

Max severityHIGH

Severity:

Closed issues (2)

HIGH8.8

Уязвимость функции package_set_ring компонента net/packet/af_packet.c ядра операционной системы Linux, позволяющая нарушителю повысить свои привилегии в системе или вызвать отказ в обслуживании

Published: 2022-02-09Modified: 2025-09-26

CVSS 3.xHIGH 8.8

CVSS:3.x/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0CRITICAL 9.0

CVSS:2.0/AV:N/AC:L/Au:S/C:C/I:C/A:C

References

CVE-2021-22600

HIGH7.0

A double free bug in packet_set_ring() in net/packet/af_packet.c can be exploited by a local user through crafted syscalls to escalate privileges or deny service. We recommend upgrading kernel past the effected versions or rebuilding past ec6af094ea28f0f2dda1a6a33b14cd57e36a9755

Published: 2022-01-26Modified: 2025-10-24

CVSS 2.0HIGH 7.2

CVSS:2.0/AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS 3.xHIGH 7.0

CVSS:3.x/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References