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Alerts This Week
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Debian 10: DLA-3244-1 Moderate: Linux 5.10 Privilege Escalation Advisory

debian lts
Calendar Grey December 22, 2022
Dist Debian Esm H88
Improve the Debian LTS Linux core by applying new patches to fix various vulnerabilities such as privilege escalation issues, denial of service threats, and information leaks
Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks

Summary

It was discovered that the memory cgroup controller did not
account for kernel memory allocated for IPC objects. A local user
could use this for denial of service (memory exhaustion).

CVE-2022-3169

It was discovered that the NVMe host driver did not prevent a
concurrent reset and subsystem reset. A local user with access to
an NVMe device could use this to cause a denial of service (device
disconnect or crash).

CVE-2022-3435

Gwangun Jung reported a flaw in the IPv4 forwarding subsystem
which would lead to an out-of-bounds read. A local user with
CAP_NET_ADMIN capability in any user namespace could possibly
exploit this to cause a denial of service (crash).

CVE-2022-3521

The syzbot tool found a race condition in the KCM subsystem
which could lead to a crash.

This subsystem is not enabled in Debian's official kernel
configurations.

CVE-2022-3524

The syzbot tool found a race condition in the IPv6 stack which

Read the Full Advisory


Severity
important
Lowest
Low
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Critical

-------------------------------------------------------------------------Package: linux-5.10
Version: 5.10.158-2~deb10u1
CVE ID: CVE-2021-3759 CVE-2022-3169 CVE-2022-3435 CVE-2022-3521
Debian Bug: 1022806 1024697

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