Improper Restriction of Communication Channel to Intended Endpoints Affecting kernel-debug-uki-virt package, versions <0:5.14.0-284.11.1.el9_2
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Test your applications- Snyk ID SNYK-ORACLE9-KERNELDEBUGUKIVIRT-5536617
- published 7 Dec 2022
- disclosed 1 Sep 2022
Introduced: 1 Sep 2022
CVE-2022-2663 Open this link in a new tabHow to fix?
Upgrade Oracle:9
kernel-debug-uki-virt
to version 0:5.14.0-284.11.1.el9_2 or higher.
This issue was patched in ELSA-2023-2458
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-uki-virt
package and not the kernel-debug-uki-virt
package as distributed by Oracle
.
See How to fix?
for Oracle:9
relevant fixed versions and status.
An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured.
References
- https://linux.oracle.com/cve/CVE-2022-2663.html
- https://linux.oracle.com/errata/ELSA-2022-10065.html
- https://linux.oracle.com/errata/ELSA-2022-10108.html
- https://linux.oracle.com/errata/ELSA-2023-2458.html
- https://linux.oracle.com/errata/ELSA-2023-2951.html
- https://lore.kernel.org/netfilter-devel/20220826045658.100360-1-dgl@dgl.cx/T/
- https://dgl.cx/2022/08/nat-again-irc-cve-2022-2663
- https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
- https://lore.kernel.org/netfilter-devel/20220826045658.100360-1-dgl%40dgl.cx/T/
- https://www.debian.org/security/2022/dsa-5257
- https://www.openwall.com/lists/oss-security/2022/08/30/1
- https://www.youtube.com/watch?v=WIq-YgQuYCA