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CVE-2023-1206 A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user…
Description
A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6 connections up to 95%.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| kernel | Versions not published | |
| SIMATIC S7-1500 CPU 1518-4 PN/DP MFP 3.1 | 3.1.0 → < 3.1.5 | 3.1.5 |
| SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP 3.1 | 3.1.0 → < 3.1.5 | 3.1.5 |
| SIMATIC S7-1500 TM MFP - GNU/Linux subsystem 1.1 | earliest → < 1.1 | 1.1 |
| SIPLUS S7-1500 CPU 1518-4 PN/DP MFP 3.1 | 3.1.0 → < 3.1.5 | 3.1.5 |
References
- bugzilla.redhat.com bugzilla.redhat.com
- DSA-5480 www.debian.org
- DSA-5492 www.debian.org
- security.netapp.com security.netapp.com
- [debian-lts-announce] 20231019 [SECURITY] [DLA 3623-1] linux-5.10 security update lists.debian.org
- [debian-lts-announce] 20240111 [SECURITY] [DLA 3710-1] linux security update lists.debian.org
Timeline
- Published
- Last modified
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