ALT Linux Team

Package kernel-image-un-def update in sisyphus on 2021-10-17

ALT-PU-2021-3053-1

Package kernel-image-un-def updated to version 5.14.13-alt1 for branch sisyphus in task 287531.

Closed vulnerabilities

Published: 2021-09-30

BDU:2022-03143

Уязвимость функции prealloc_elems_and_freelist (kernel/bpf/stackmap.c) ядра операционной системы Linux, позволяющая нарушителю получить доступ к конфиденциальной информации или вызвать отказ в обслуживании

Severity: HIGH (7.8) Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2021-10-02
Modified: 2024-11-21

CVE-2021-41864

prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write.

Severity: HIGH (7.8) Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
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Version: 2.1.0
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